Home / 2,562.57-3,841.90-2,122.47

Finding the Fourth Proportional to 2,562.57, 3,841.90 and 2,122.47

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Solution

The fourth proportional to 2,562.57, 3,841.90 and 2,122.47 is: 3,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.57 : 3,841.90 = 2,122.47 : x
  2. Step 2: Convert to fraction form
    2,562.57/3,841.90 = 2,122.47/x
  3. Step 3: Cross multiply
    2,562.57x = 3,841.90 × 2,122.47
  4. Step 4: Simplify right side
    2,562.57x = 8,154,312.19
  5. Step 5: Solve for x
    x = 8,154,312.19/2,562.57
  6. Step 6: Final answer
    x = 3,182.08

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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.