Home / 11,773.31-16,247.23-6,395.76

Finding the Fourth Proportional to 11,773.31, 16,247.23 and 6,395.76

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Solution

The fourth proportional to 11,773.31, 16,247.23 and 6,395.76 is: 8,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.31 : 16,247.23 = 6,395.76 : x
  2. Step 2: Convert to fraction form
    11,773.31/16,247.23 = 6,395.76/x
  3. Step 3: Cross multiply
    11,773.31x = 16,247.23 × 6,395.76
  4. Step 4: Simplify right side
    11,773.31x = 103,913,367.76
  5. Step 5: Solve for x
    x = 103,913,367.76/11,773.31
  6. Step 6: Final answer
    x = 8,826.18

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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.