Home / 6,143.30-9,214.95-2,862.80

Finding the Fourth Proportional to 6,143.30, 9,214.95 and 2,862.80

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Solution

The fourth proportional to 6,143.30, 9,214.95 and 2,862.80 is: 4,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.30 : 9,214.95 = 2,862.80 : x
  2. Step 2: Convert to fraction form
    6,143.30/9,214.95 = 2,862.80/x
  3. Step 3: Cross multiply
    6,143.30x = 9,214.95 × 2,862.80
  4. Step 4: Simplify right side
    6,143.30x = 26,380,558.86
  5. Step 5: Solve for x
    x = 26,380,558.86/6,143.30
  6. Step 6: Final answer
    x = 4,294.20

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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.