Home / 6,107.88-8,428.24-4,515.52

Finding the Fourth Proportional to 6,107.88, 8,428.24 and 4,515.52

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Solution

The fourth proportional to 6,107.88, 8,428.24 and 4,515.52 is: 6,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.88 : 8,428.24 = 4,515.52 : x
  2. Step 2: Convert to fraction form
    6,107.88/8,428.24 = 4,515.52/x
  3. Step 3: Cross multiply
    6,107.88x = 8,428.24 × 4,515.52
  4. Step 4: Simplify right side
    6,107.88x = 38,057,886.28
  5. Step 5: Solve for x
    x = 38,057,886.28/6,107.88
  6. Step 6: Final answer
    x = 6,230.95

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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.