Home / 11,095.12-15,308.22-6,380.92

Finding the Fourth Proportional to 11,095.12, 15,308.22 and 6,380.92

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Solution

The fourth proportional to 11,095.12, 15,308.22 and 6,380.92 is: 8,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.12 : 15,308.22 = 6,380.92 : x
  2. Step 2: Convert to fraction form
    11,095.12/15,308.22 = 6,380.92/x
  3. Step 3: Cross multiply
    11,095.12x = 15,308.22 × 6,380.92
  4. Step 4: Simplify right side
    11,095.12x = 97,680,527.16
  5. Step 5: Solve for x
    x = 97,680,527.16/11,095.12
  6. Step 6: Final answer
    x = 8,803.92

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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.