Home / 9,102.14-12,565.42-5,566.48

Finding the Fourth Proportional to 9,102.14, 12,565.42 and 5,566.48

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Solution

The fourth proportional to 9,102.14, 12,565.42 and 5,566.48 is: 7,684.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102.14 : 12,565.42 = 5,566.48 : x
  2. Step 2: Convert to fraction form
    9,102.14/12,565.42 = 5,566.48/x
  3. Step 3: Cross multiply
    9,102.14x = 12,565.42 × 5,566.48
  4. Step 4: Simplify right side
    9,102.14x = 69,945,159.12
  5. Step 5: Solve for x
    x = 69,945,159.12/9,102.14
  6. Step 6: Final answer
    x = 7,684.47

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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.