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Finding the Fourth Proportional to 2,468.08, 3,701.28 and 824.16

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Solution

The fourth proportional to 2,468.08, 3,701.28 and 824.16 is: 1,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.08 : 3,701.28 = 824.16 : x
  2. Step 2: Convert to fraction form
    2,468.08/3,701.28 = 824.16/x
  3. Step 3: Cross multiply
    2,468.08x = 3,701.28 × 824.16
  4. Step 4: Simplify right side
    2,468.08x = 3,050,446.92
  5. Step 5: Solve for x
    x = 3,050,446.92/2,468.08
  6. Step 6: Final answer
    x = 1,235.96

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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.