Home / 4,113.99-6,170.04-1,339.88

Finding the Fourth Proportional to 4,113.99, 6,170.04 and 1,339.88

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Solution

The fourth proportional to 4,113.99, 6,170.04 and 1,339.88 is: 2,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.99 : 6,170.04 = 1,339.88 : x
  2. Step 2: Convert to fraction form
    4,113.99/6,170.04 = 1,339.88/x
  3. Step 3: Cross multiply
    4,113.99x = 6,170.04 × 1,339.88
  4. Step 4: Simplify right side
    4,113.99x = 8,267,082.35
  5. Step 5: Solve for x
    x = 8,267,082.35/4,113.99
  6. Step 6: Final answer
    x = 2,009.50

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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.