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Finding the Fourth Proportional to 5,248.24, 7,872.12 and 1,550.32

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Solution

The fourth proportional to 5,248.24, 7,872.12 and 1,550.32 is: 2,325.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.24 : 7,872.12 = 1,550.32 : x
  2. Step 2: Convert to fraction form
    5,248.24/7,872.12 = 1,550.32/x
  3. Step 3: Cross multiply
    5,248.24x = 7,872.12 × 1,550.32
  4. Step 4: Simplify right side
    5,248.24x = 12,204,305.08
  5. Step 5: Solve for x
    x = 12,204,305.08/5,248.24
  6. Step 6: Final answer
    x = 2,325.41

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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.