Home / 2,874.24-4,312-1,575.04

Finding the Fourth Proportional to 2,874.24, 4,312 and 1,575.04

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Solution

The fourth proportional to 2,874.24, 4,312 and 1,575.04 is: 2,362.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874.24 : 4,312 = 1,575.04 : x
  2. Step 2: Convert to fraction form
    2,874.24/4,312 = 1,575.04/x
  3. Step 3: Cross multiply
    2,874.24x = 4,312 × 1,575.04
  4. Step 4: Simplify right side
    2,874.24x = 6,791,572.48
  5. Step 5: Solve for x
    x = 6,791,572.48/2,874.24
  6. Step 6: Final answer
    x = 2,362.91

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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.