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Finding the Fourth Proportional to 5,248.56, 7,874.06 and 1,738.43

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Solution

The fourth proportional to 5,248.56, 7,874.06 and 1,738.43 is: 2,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.56 : 7,874.06 = 1,738.43 : x
  2. Step 2: Convert to fraction form
    5,248.56/7,874.06 = 1,738.43/x
  3. Step 3: Cross multiply
    5,248.56x = 7,874.06 × 1,738.43
  4. Step 4: Simplify right side
    5,248.56x = 13,688,454.06
  5. Step 5: Solve for x
    x = 13,688,454.06/5,248.56
  6. Step 6: Final answer
    x = 2,608.04

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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.