Home / 11,089.80-15,300.72-6,373.17

Finding the Fourth Proportional to 11,089.80, 15,300.72 and 6,373.17

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Solution

The fourth proportional to 11,089.80, 15,300.72 and 6,373.17 is: 8,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.80 : 15,300.72 = 6,373.17 : x
  2. Step 2: Convert to fraction form
    11,089.80/15,300.72 = 6,373.17/x
  3. Step 3: Cross multiply
    11,089.80x = 15,300.72 × 6,373.17
  4. Step 4: Simplify right side
    11,089.80x = 97,514,089.68
  5. Step 5: Solve for x
    x = 97,514,089.68/11,089.80
  6. Step 6: Final answer
    x = 8,793.13

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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.