Home / 10,834.39-16,254.02-3,439.09

Finding the Fourth Proportional to 10,834.39, 16,254.02 and 3,439.09

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Solution

The fourth proportional to 10,834.39, 16,254.02 and 3,439.09 is: 5,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.39 : 16,254.02 = 3,439.09 : x
  2. Step 2: Convert to fraction form
    10,834.39/16,254.02 = 3,439.09/x
  3. Step 3: Cross multiply
    10,834.39x = 16,254.02 × 3,439.09
  4. Step 4: Simplify right side
    10,834.39x = 55,899,037.64
  5. Step 5: Solve for x
    x = 55,899,037.64/10,834.39
  6. Step 6: Final answer
    x = 5,159.41

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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.