Home / 11,298.45-15,591.99-6,262.79

Finding the Fourth Proportional to 11,298.45, 15,591.99 and 6,262.79

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Solution

The fourth proportional to 11,298.45, 15,591.99 and 6,262.79 is: 8,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.45 : 15,591.99 = 6,262.79 : x
  2. Step 2: Convert to fraction form
    11,298.45/15,591.99 = 6,262.79/x
  3. Step 3: Cross multiply
    11,298.45x = 15,591.99 × 6,262.79
  4. Step 4: Simplify right side
    11,298.45x = 97,649,304.58
  5. Step 5: Solve for x
    x = 97,649,304.58/11,298.45
  6. Step 6: Final answer
    x = 8,642.71

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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.