Home / 10,837.92-16,256.88-4,267.20

Finding the Fourth Proportional to 10,837.92, 16,256.88 and 4,267.20

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Solution

The fourth proportional to 10,837.92, 16,256.88 and 4,267.20 is: 6,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.92 : 16,256.88 = 4,267.20 : x
  2. Step 2: Convert to fraction form
    10,837.92/16,256.88 = 4,267.20/x
  3. Step 3: Cross multiply
    10,837.92x = 16,256.88 × 4,267.20
  4. Step 4: Simplify right side
    10,837.92x = 69,371,358.34
  5. Step 5: Solve for x
    x = 69,371,358.34/10,837.92
  6. Step 6: Final answer
    x = 6,400.80

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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.