Home / 10,937.19-16,404.03-3,915.90

Finding the Fourth Proportional to 10,937.19, 16,404.03 and 3,915.90

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Solution

The fourth proportional to 10,937.19, 16,404.03 and 3,915.90 is: 5,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.19 : 16,404.03 = 3,915.90 : x
  2. Step 2: Convert to fraction form
    10,937.19/16,404.03 = 3,915.90/x
  3. Step 3: Cross multiply
    10,937.19x = 16,404.03 × 3,915.90
  4. Step 4: Simplify right side
    10,937.19x = 64,236,541.08
  5. Step 5: Solve for x
    x = 64,236,541.08/10,937.19
  6. Step 6: Final answer
    x = 5,873.22

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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.