Home / 10,982.90-16,476.96-3,587.35

Finding the Fourth Proportional to 10,982.90, 16,476.96 and 3,587.35

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Solution

The fourth proportional to 10,982.90, 16,476.96 and 3,587.35 is: 5,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.90 : 16,476.96 = 3,587.35 : x
  2. Step 2: Convert to fraction form
    10,982.90/16,476.96 = 3,587.35/x
  3. Step 3: Cross multiply
    10,982.90x = 16,476.96 × 3,587.35
  4. Step 4: Simplify right side
    10,982.90x = 59,108,522.13
  5. Step 5: Solve for x
    x = 59,108,522.13/10,982.90
  6. Step 6: Final answer
    x = 5,381.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.