Home / 10,306.96-14,216.31-6,330.27

Finding the Fourth Proportional to 10,306.96, 14,216.31 and 6,330.27

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Solution

The fourth proportional to 10,306.96, 14,216.31 and 6,330.27 is: 8,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.96 : 14,216.31 = 6,330.27 : x
  2. Step 2: Convert to fraction form
    10,306.96/14,216.31 = 6,330.27/x
  3. Step 3: Cross multiply
    10,306.96x = 14,216.31 × 6,330.27
  4. Step 4: Simplify right side
    10,306.96x = 89,993,080.70
  5. Step 5: Solve for x
    x = 89,993,080.70/10,306.96
  6. Step 6: Final answer
    x = 8,731.29

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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.