Home / 3,743.10-5,611.95-2,445.30

Finding the Fourth Proportional to 3,743.10, 5,611.95 and 2,445.30

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Solution

The fourth proportional to 3,743.10, 5,611.95 and 2,445.30 is: 3,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.10 : 5,611.95 = 2,445.30 : x
  2. Step 2: Convert to fraction form
    3,743.10/5,611.95 = 2,445.30/x
  3. Step 3: Cross multiply
    3,743.10x = 5,611.95 × 2,445.30
  4. Step 4: Simplify right side
    3,743.10x = 13,722,901.34
  5. Step 5: Solve for x
    x = 13,722,901.34/3,743.10
  6. Step 6: Final answer
    x = 3,666.19

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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.