Home / 9,127.56-13,687.02-4,505.16

Finding the Fourth Proportional to 9,127.56, 13,687.02 and 4,505.16

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Solution

The fourth proportional to 9,127.56, 13,687.02 and 4,505.16 is: 6,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.56 : 13,687.02 = 4,505.16 : x
  2. Step 2: Convert to fraction form
    9,127.56/13,687.02 = 4,505.16/x
  3. Step 3: Cross multiply
    9,127.56x = 13,687.02 × 4,505.16
  4. Step 4: Simplify right side
    9,127.56x = 61,662,215.02
  5. Step 5: Solve for x
    x = 61,662,215.02/9,127.56
  6. Step 6: Final answer
    x = 6,755.61

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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.