Home / 3,445.79-5,171.28-2,523.70

Finding the Fourth Proportional to 3,445.79, 5,171.28 and 2,523.70

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Solution

The fourth proportional to 3,445.79, 5,171.28 and 2,523.70 is: 3,787.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.79 : 5,171.28 = 2,523.70 : x
  2. Step 2: Convert to fraction form
    3,445.79/5,171.28 = 2,523.70/x
  3. Step 3: Cross multiply
    3,445.79x = 5,171.28 × 2,523.70
  4. Step 4: Simplify right side
    3,445.79x = 13,050,756.34
  5. Step 5: Solve for x
    x = 13,050,756.34/3,445.79
  6. Step 6: Final answer
    x = 3,787.46

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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.