Home / 8,028.20-12,026.71-5,915.99

Finding the Fourth Proportional to 8,028.20, 12,026.71 and 5,915.99

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Solution

The fourth proportional to 8,028.20, 12,026.71 and 5,915.99 is: 8,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.20 : 12,026.71 = 5,915.99 : x
  2. Step 2: Convert to fraction form
    8,028.20/12,026.71 = 5,915.99/x
  3. Step 3: Cross multiply
    8,028.20x = 12,026.71 × 5,915.99
  4. Step 4: Simplify right side
    8,028.20x = 71,149,821.17
  5. Step 5: Solve for x
    x = 71,149,821.17/8,028.20
  6. Step 6: Final answer
    x = 8,862.49

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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.