Home / 8,217.76-11,333.88-5,232.64

Finding the Fourth Proportional to 8,217.76, 11,333.88 and 5,232.64

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Solution

The fourth proportional to 8,217.76, 11,333.88 and 5,232.64 is: 7,216.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.76 : 11,333.88 = 5,232.64 : x
  2. Step 2: Convert to fraction form
    8,217.76/11,333.88 = 5,232.64/x
  3. Step 3: Cross multiply
    8,217.76x = 11,333.88 × 5,232.64
  4. Step 4: Simplify right side
    8,217.76x = 59,306,113.84
  5. Step 5: Solve for x
    x = 59,306,113.84/8,217.76
  6. Step 6: Final answer
    x = 7,216.82

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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.