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Finding the Fourth Proportional to 2,445.71, 3,372.30 and 1,737.77

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Solution

The fourth proportional to 2,445.71, 3,372.30 and 1,737.77 is: 2,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.71 : 3,372.30 = 1,737.77 : x
  2. Step 2: Convert to fraction form
    2,445.71/3,372.30 = 1,737.77/x
  3. Step 3: Cross multiply
    2,445.71x = 3,372.30 × 1,737.77
  4. Step 4: Simplify right side
    2,445.71x = 5,860,264.91
  5. Step 5: Solve for x
    x = 5,860,264.91/2,445.71
  6. Step 6: Final answer
    x = 2,396.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.