Home / 6,276.60-9,414.90-3,812.13

Finding the Fourth Proportional to 6,276.60, 9,414.90 and 3,812.13

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Solution

The fourth proportional to 6,276.60, 9,414.90 and 3,812.13 is: 5,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.60 : 9,414.90 = 3,812.13 : x
  2. Step 2: Convert to fraction form
    6,276.60/9,414.90 = 3,812.13/x
  3. Step 3: Cross multiply
    6,276.60x = 9,414.90 × 3,812.13
  4. Step 4: Simplify right side
    6,276.60x = 35,890,822.74
  5. Step 5: Solve for x
    x = 35,890,822.74/6,276.60
  6. Step 6: Final answer
    x = 5,718.20

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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.