Home / 9,060.18-12,505.80-5,284.38

Finding the Fourth Proportional to 9,060.18, 12,505.80 and 5,284.38

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Solution

The fourth proportional to 9,060.18, 12,505.80 and 5,284.38 is: 7,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,060.18 : 12,505.80 = 5,284.38 : x
  2. Step 2: Convert to fraction form
    9,060.18/12,505.80 = 5,284.38/x
  3. Step 3: Cross multiply
    9,060.18x = 12,505.80 × 5,284.38
  4. Step 4: Simplify right side
    9,060.18x = 66,085,399.40
  5. Step 5: Solve for x
    x = 66,085,399.40/9,060.18
  6. Step 6: Final answer
    x = 7,294.05

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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.