Home / 6,125.74-8,453.27-3,607.95

Finding the Fourth Proportional to 6,125.74, 8,453.27 and 3,607.95

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Solution

The fourth proportional to 6,125.74, 8,453.27 and 3,607.95 is: 4,978.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.74 : 8,453.27 = 3,607.95 : x
  2. Step 2: Convert to fraction form
    6,125.74/8,453.27 = 3,607.95/x
  3. Step 3: Cross multiply
    6,125.74x = 8,453.27 × 3,607.95
  4. Step 4: Simplify right side
    6,125.74x = 30,498,957.46
  5. Step 5: Solve for x
    x = 30,498,957.46/6,125.74
  6. Step 6: Final answer
    x = 4,978.82

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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.