Home / 7,489.02-11,229.84-4,370.16

Finding the Fourth Proportional to 7,489.02, 11,229.84 and 4,370.16

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Solution

The fourth proportional to 7,489.02, 11,229.84 and 4,370.16 is: 6,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.02 : 11,229.84 = 4,370.16 : x
  2. Step 2: Convert to fraction form
    7,489.02/11,229.84 = 4,370.16/x
  3. Step 3: Cross multiply
    7,489.02x = 11,229.84 × 4,370.16
  4. Step 4: Simplify right side
    7,489.02x = 49,076,197.57
  5. Step 5: Solve for x
    x = 49,076,197.57/7,489.02
  6. Step 6: Final answer
    x = 6,553.09

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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.