Home / 8,077.40-12,087.30-5,600.60

Finding the Fourth Proportional to 8,077.40, 12,087.30 and 5,600.60

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Solution

The fourth proportional to 8,077.40, 12,087.30 and 5,600.60 is: 8,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.40 : 12,087.30 = 5,600.60 : x
  2. Step 2: Convert to fraction form
    8,077.40/12,087.30 = 5,600.60/x
  3. Step 3: Cross multiply
    8,077.40x = 12,087.30 × 5,600.60
  4. Step 4: Simplify right side
    8,077.40x = 67,696,132.38
  5. Step 5: Solve for x
    x = 67,696,132.38/8,077.40
  6. Step 6: Final answer
    x = 8,380.93

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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.