Home / 8,047.05-11,106.25-4,691.82

Finding the Fourth Proportional to 8,047.05, 11,106.25 and 4,691.82

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Solution

The fourth proportional to 8,047.05, 11,106.25 and 4,691.82 is: 6,475.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.05 : 11,106.25 = 4,691.82 : x
  2. Step 2: Convert to fraction form
    8,047.05/11,106.25 = 4,691.82/x
  3. Step 3: Cross multiply
    8,047.05x = 11,106.25 × 4,691.82
  4. Step 4: Simplify right side
    8,047.05x = 52,108,555.79
  5. Step 5: Solve for x
    x = 52,108,555.79/8,047.05
  6. Step 6: Final answer
    x = 6,475.49

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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.