Home / 10,834.74-16,254.12-3,437.20

Finding the Fourth Proportional to 10,834.74, 16,254.12 and 3,437.20

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Solution

The fourth proportional to 10,834.74, 16,254.12 and 3,437.20 is: 5,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.74 : 16,254.12 = 3,437.20 : x
  2. Step 2: Convert to fraction form
    10,834.74/16,254.12 = 3,437.20/x
  3. Step 3: Cross multiply
    10,834.74x = 16,254.12 × 3,437.20
  4. Step 4: Simplify right side
    10,834.74x = 55,868,661.26
  5. Step 5: Solve for x
    x = 55,868,661.26/10,834.74
  6. Step 6: Final answer
    x = 5,156.44

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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.