Home / 9,767.04-13,479.48-5,575.92

Finding the Fourth Proportional to 9,767.04, 13,479.48 and 5,575.92

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Solution

The fourth proportional to 9,767.04, 13,479.48 and 5,575.92 is: 7,695.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.04 : 13,479.48 = 5,575.92 : x
  2. Step 2: Convert to fraction form
    9,767.04/13,479.48 = 5,575.92/x
  3. Step 3: Cross multiply
    9,767.04x = 13,479.48 × 5,575.92
  4. Step 4: Simplify right side
    9,767.04x = 75,160,502.12
  5. Step 5: Solve for x
    x = 75,160,502.12/9,767.04
  6. Step 6: Final answer
    x = 7,695.32

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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.