Home / 3,625.28-5,002.90-2,113.74

Finding the Fourth Proportional to 3,625.28, 5,002.90 and 2,113.74

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Solution

The fourth proportional to 3,625.28, 5,002.90 and 2,113.74 is: 2,916.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.28 : 5,002.90 = 2,113.74 : x
  2. Step 2: Convert to fraction form
    3,625.28/5,002.90 = 2,113.74/x
  3. Step 3: Cross multiply
    3,625.28x = 5,002.90 × 2,113.74
  4. Step 4: Simplify right side
    3,625.28x = 10,574,824.56
  5. Step 5: Solve for x
    x = 10,574,824.56/3,625.28
  6. Step 6: Final answer
    x = 2,916.97

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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.