Home / 9,721.08-14,596.20-5,565.78

Finding the Fourth Proportional to 9,721.08, 14,596.20 and 5,565.78

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Solution

The fourth proportional to 9,721.08, 14,596.20 and 5,565.78 is: 8,357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.08 : 14,596.20 = 5,565.78 : x
  2. Step 2: Convert to fraction form
    9,721.08/14,596.20 = 5,565.78/x
  3. Step 3: Cross multiply
    9,721.08x = 14,596.20 × 5,565.78
  4. Step 4: Simplify right side
    9,721.08x = 81,239,238.04
  5. Step 5: Solve for x
    x = 81,239,238.04/9,721.08
  6. Step 6: Final answer
    x = 8,357.02

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1.5x scale

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.