Home / 8,603.11-11,872.42-5,017.97

Finding the Fourth Proportional to 8,603.11, 11,872.42 and 5,017.97

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Solution

The fourth proportional to 8,603.11, 11,872.42 and 5,017.97 is: 6,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603.11 : 11,872.42 = 5,017.97 : x
  2. Step 2: Convert to fraction form
    8,603.11/11,872.42 = 5,017.97/x
  3. Step 3: Cross multiply
    8,603.11x = 11,872.42 × 5,017.97
  4. Step 4: Simplify right side
    8,603.11x = 59,575,397.74
  5. Step 5: Solve for x
    x = 59,575,397.74/8,603.11
  6. Step 6: Final answer
    x = 6,924.87

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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.