Home / 3,622.01-5,423.45-2,915.42

Finding the Fourth Proportional to 3,622.01, 5,423.45 and 2,915.42

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Solution

The fourth proportional to 3,622.01, 5,423.45 and 2,915.42 is: 4,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.01 : 5,423.45 = 2,915.42 : x
  2. Step 2: Convert to fraction form
    3,622.01/5,423.45 = 2,915.42/x
  3. Step 3: Cross multiply
    3,622.01x = 5,423.45 × 2,915.42
  4. Step 4: Simplify right side
    3,622.01x = 15,811,592.90
  5. Step 5: Solve for x
    x = 15,811,592.90/3,622.01
  6. Step 6: Final answer
    x = 4,365.43

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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.