Home / 8,767.68-13,152.72-2,924.88

Finding the Fourth Proportional to 8,767.68, 13,152.72 and 2,924.88

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Solution

The fourth proportional to 8,767.68, 13,152.72 and 2,924.88 is: 4,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.68 : 13,152.72 = 2,924.88 : x
  2. Step 2: Convert to fraction form
    8,767.68/13,152.72 = 2,924.88/x
  3. Step 3: Cross multiply
    8,767.68x = 13,152.72 × 2,924.88
  4. Step 4: Simplify right side
    8,767.68x = 38,470,127.67
  5. Step 5: Solve for x
    x = 38,470,127.67/8,767.68
  6. Step 6: Final answer
    x = 4,387.72

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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.