Home / 8,915.88-13,366.68-4,233.52

Finding the Fourth Proportional to 8,915.88, 13,366.68 and 4,233.52

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Solution

The fourth proportional to 8,915.88, 13,366.68 and 4,233.52 is: 6,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.88 : 13,366.68 = 4,233.52 : x
  2. Step 2: Convert to fraction form
    8,915.88/13,366.68 = 4,233.52/x
  3. Step 3: Cross multiply
    8,915.88x = 13,366.68 × 4,233.52
  4. Step 4: Simplify right side
    8,915.88x = 56,588,107.11
  5. Step 5: Solve for x
    x = 56,588,107.11/8,915.88
  6. Step 6: Final answer
    x = 6,346.89

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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.