Home / 8,816.60-13,226.24-2,891.52

Finding the Fourth Proportional to 8,816.60, 13,226.24 and 2,891.52

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Solution

The fourth proportional to 8,816.60, 13,226.24 and 2,891.52 is: 4,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.60 : 13,226.24 = 2,891.52 : x
  2. Step 2: Convert to fraction form
    8,816.60/13,226.24 = 2,891.52/x
  3. Step 3: Cross multiply
    8,816.60x = 13,226.24 × 2,891.52
  4. Step 4: Simplify right side
    8,816.60x = 38,243,937.48
  5. Step 5: Solve for x
    x = 38,243,937.48/8,816.60
  6. Step 6: Final answer
    x = 4,337.72

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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.