Home / 7,609.50-11,417.88-6,624.12

Finding the Fourth Proportional to 7,609.50, 11,417.88 and 6,624.12

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Solution

The fourth proportional to 7,609.50, 11,417.88 and 6,624.12 is: 9,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.50 : 11,417.88 = 6,624.12 : x
  2. Step 2: Convert to fraction form
    7,609.50/11,417.88 = 6,624.12/x
  3. Step 3: Cross multiply
    7,609.50x = 11,417.88 × 6,624.12
  4. Step 4: Simplify right side
    7,609.50x = 75,633,407.27
  5. Step 5: Solve for x
    x = 75,633,407.27/7,609.50
  6. Step 6: Final answer
    x = 9,939.34

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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.