Home / 2,925.74-4,025.24-2,553.57

Finding the Fourth Proportional to 2,925.74, 4,025.24 and 2,553.57

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Solution

The fourth proportional to 2,925.74, 4,025.24 and 2,553.57 is: 3,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.74 : 4,025.24 = 2,553.57 : x
  2. Step 2: Convert to fraction form
    2,925.74/4,025.24 = 2,553.57/x
  3. Step 3: Cross multiply
    2,925.74x = 4,025.24 × 2,553.57
  4. Step 4: Simplify right side
    2,925.74x = 10,278,719.34
  5. Step 5: Solve for x
    x = 10,278,719.34/2,925.74
  6. Step 6: Final answer
    x = 3,513.21

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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.