Home / 7,504.30-11,224.05-6,337.90

Finding the Fourth Proportional to 7,504.30, 11,224.05 and 6,337.90

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Solution

The fourth proportional to 7,504.30, 11,224.05 and 6,337.90 is: 9,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.30 : 11,224.05 = 6,337.90 : x
  2. Step 2: Convert to fraction form
    7,504.30/11,224.05 = 6,337.90/x
  3. Step 3: Cross multiply
    7,504.30x = 11,224.05 × 6,337.90
  4. Step 4: Simplify right side
    7,504.30x = 71,136,906.50
  5. Step 5: Solve for x
    x = 71,136,906.50/7,504.30
  6. Step 6: Final answer
    x = 9,479.49

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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.