Home / 10,834.65-16,254.40-3,439.35

Finding the Fourth Proportional to 10,834.65, 16,254.40 and 3,439.35

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Solution

The fourth proportional to 10,834.65, 16,254.40 and 3,439.35 is: 5,159.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.65 : 16,254.40 = 3,439.35 : x
  2. Step 2: Convert to fraction form
    10,834.65/16,254.40 = 3,439.35/x
  3. Step 3: Cross multiply
    10,834.65x = 16,254.40 × 3,439.35
  4. Step 4: Simplify right side
    10,834.65x = 55,904,570.64
  5. Step 5: Solve for x
    x = 55,904,570.64/10,834.65
  6. Step 6: Final answer
    x = 5,159.79

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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.