Home / 11,280.06-15,569.62-6,565.25

Finding the Fourth Proportional to 11,280.06, 15,569.62 and 6,565.25

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Solution

The fourth proportional to 11,280.06, 15,569.62 and 6,565.25 is: 9,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.06 : 15,569.62 = 6,565.25 : x
  2. Step 2: Convert to fraction form
    11,280.06/15,569.62 = 6,565.25/x
  3. Step 3: Cross multiply
    11,280.06x = 15,569.62 × 6,565.25
  4. Step 4: Simplify right side
    11,280.06x = 102,218,470.22
  5. Step 5: Solve for x
    x = 102,218,470.22/11,280.06
  6. Step 6: Final answer
    x = 9,061.87

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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.