Home / 6,139.66-8,475.76-4,252.68

Finding the Fourth Proportional to 6,139.66, 8,475.76 and 4,252.68

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Solution

The fourth proportional to 6,139.66, 8,475.76 and 4,252.68 is: 5,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.66 : 8,475.76 = 4,252.68 : x
  2. Step 2: Convert to fraction form
    6,139.66/8,475.76 = 4,252.68/x
  3. Step 3: Cross multiply
    6,139.66x = 8,475.76 × 4,252.68
  4. Step 4: Simplify right side
    6,139.66x = 36,044,695.04
  5. Step 5: Solve for x
    x = 36,044,695.04/6,139.66
  6. Step 6: Final answer
    x = 5,870.80

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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.