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Finding the Fourth Proportional to 5,337.78, 8,006.94 and 1,875.30

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Solution

The fourth proportional to 5,337.78, 8,006.94 and 1,875.30 is: 2,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.78 : 8,006.94 = 1,875.30 : x
  2. Step 2: Convert to fraction form
    5,337.78/8,006.94 = 1,875.30/x
  3. Step 3: Cross multiply
    5,337.78x = 8,006.94 × 1,875.30
  4. Step 4: Simplify right side
    5,337.78x = 15,015,414.58
  5. Step 5: Solve for x
    x = 15,015,414.58/5,337.78
  6. Step 6: Final answer
    x = 2,813.04

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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.