Home / 4,125.52-5,689.90-3,627.10

Finding the Fourth Proportional to 4,125.52, 5,689.90 and 3,627.10

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Solution

The fourth proportional to 4,125.52, 5,689.90 and 3,627.10 is: 5,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.52 : 5,689.90 = 3,627.10 : x
  2. Step 2: Convert to fraction form
    4,125.52/5,689.90 = 3,627.10/x
  3. Step 3: Cross multiply
    4,125.52x = 5,689.90 × 3,627.10
  4. Step 4: Simplify right side
    4,125.52x = 20,637,836.29
  5. Step 5: Solve for x
    x = 20,637,836.29/4,125.52
  6. Step 6: Final answer
    x = 5,002.48

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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.