Home / 9,081.66-12,531.33-5,102.01

Finding the Fourth Proportional to 9,081.66, 12,531.33 and 5,102.01

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Solution

The fourth proportional to 9,081.66, 12,531.33 and 5,102.01 is: 7,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.66 : 12,531.33 = 5,102.01 : x
  2. Step 2: Convert to fraction form
    9,081.66/12,531.33 = 5,102.01/x
  3. Step 3: Cross multiply
    9,081.66x = 12,531.33 × 5,102.01
  4. Step 4: Simplify right side
    9,081.66x = 63,934,970.97
  5. Step 5: Solve for x
    x = 63,934,970.97/9,081.66
  6. Step 6: Final answer
    x = 7,040.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.