Home / 8,087.64-11,160.90-4,550.80

Finding the Fourth Proportional to 8,087.64, 11,160.90 and 4,550.80

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Solution

The fourth proportional to 8,087.64, 11,160.90 and 4,550.80 is: 6,280.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.64 : 11,160.90 = 4,550.80 : x
  2. Step 2: Convert to fraction form
    8,087.64/11,160.90 = 4,550.80/x
  3. Step 3: Cross multiply
    8,087.64x = 11,160.90 × 4,550.80
  4. Step 4: Simplify right side
    8,087.64x = 50,791,023.72
  5. Step 5: Solve for x
    x = 50,791,023.72/8,087.64
  6. Step 6: Final answer
    x = 6,280.08

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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.