Home / 8,247.18-12,367.29-3,248.76

Finding the Fourth Proportional to 8,247.18, 12,367.29 and 3,248.76

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Solution

The fourth proportional to 8,247.18, 12,367.29 and 3,248.76 is: 4,871.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.18 : 12,367.29 = 3,248.76 : x
  2. Step 2: Convert to fraction form
    8,247.18/12,367.29 = 3,248.76/x
  3. Step 3: Cross multiply
    8,247.18x = 12,367.29 × 3,248.76
  4. Step 4: Simplify right side
    8,247.18x = 40,178,357.06
  5. Step 5: Solve for x
    x = 40,178,357.06/8,247.18
  6. Step 6: Final answer
    x = 4,871.77

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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.