Home / 7,680.01-11,519.98-3,000.49

Finding the Fourth Proportional to 7,680.01, 11,519.98 and 3,000.49

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Solution

The fourth proportional to 7,680.01, 11,519.98 and 3,000.49 is: 4,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.01 : 11,519.98 = 3,000.49 : x
  2. Step 2: Convert to fraction form
    7,680.01/11,519.98 = 3,000.49/x
  3. Step 3: Cross multiply
    7,680.01x = 11,519.98 × 3,000.49
  4. Step 4: Simplify right side
    7,680.01x = 34,565,584.79
  5. Step 5: Solve for x
    x = 34,565,584.79/7,680.01
  6. Step 6: Final answer
    x = 4,500.72

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.