Home / 11,098.66-15,315.48-6,382.96

Finding the Fourth Proportional to 11,098.66, 15,315.48 and 6,382.96

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Solution

The fourth proportional to 11,098.66, 15,315.48 and 6,382.96 is: 8,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.66 : 15,315.48 = 6,382.96 : x
  2. Step 2: Convert to fraction form
    11,098.66/15,315.48 = 6,382.96/x
  3. Step 3: Cross multiply
    11,098.66x = 15,315.48 × 6,382.96
  4. Step 4: Simplify right side
    11,098.66x = 97,758,096.22
  5. Step 5: Solve for x
    x = 97,758,096.22/11,098.66
  6. Step 6: Final answer
    x = 8,808.10

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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.