Home / 11,565.80-17,334.18-4,984.28

Finding the Fourth Proportional to 11,565.80, 17,334.18 and 4,984.28

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Solution

The fourth proportional to 11,565.80, 17,334.18 and 4,984.28 is: 7,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.80 : 17,334.18 = 4,984.28 : x
  2. Step 2: Convert to fraction form
    11,565.80/17,334.18 = 4,984.28/x
  3. Step 3: Cross multiply
    11,565.80x = 17,334.18 × 4,984.28
  4. Step 4: Simplify right side
    11,565.80x = 86,398,406.69
  5. Step 5: Solve for x
    x = 86,398,406.69/11,565.80
  6. Step 6: Final answer
    x = 7,470.16

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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.