Home / 2,414.06-3,331.45-1,575.30

Finding the Fourth Proportional to 2,414.06, 3,331.45 and 1,575.30

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Solution

The fourth proportional to 2,414.06, 3,331.45 and 1,575.30 is: 2,173.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.06 : 3,331.45 = 1,575.30 : x
  2. Step 2: Convert to fraction form
    2,414.06/3,331.45 = 1,575.30/x
  3. Step 3: Cross multiply
    2,414.06x = 3,331.45 × 1,575.30
  4. Step 4: Simplify right side
    2,414.06x = 5,248,033.19
  5. Step 5: Solve for x
    x = 5,248,033.19/2,414.06
  6. Step 6: Final answer
    x = 2,173.94

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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.