Home / 5,677.52-8,517.36-2,214.50

Finding the Fourth Proportional to 5,677.52, 8,517.36 and 2,214.50

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Solution

The fourth proportional to 5,677.52, 8,517.36 and 2,214.50 is: 3,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.52 : 8,517.36 = 2,214.50 : x
  2. Step 2: Convert to fraction form
    5,677.52/8,517.36 = 2,214.50/x
  3. Step 3: Cross multiply
    5,677.52x = 8,517.36 × 2,214.50
  4. Step 4: Simplify right side
    5,677.52x = 18,861,693.72
  5. Step 5: Solve for x
    x = 18,861,693.72/5,677.52
  6. Step 6: Final answer
    x = 3,322.17

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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.