Home / 10,276.16-15,419.02-3,257.26

Finding the Fourth Proportional to 10,276.16, 15,419.02 and 3,257.26

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Solution

The fourth proportional to 10,276.16, 15,419.02 and 3,257.26 is: 4,887.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.16 : 15,419.02 = 3,257.26 : x
  2. Step 2: Convert to fraction form
    10,276.16/15,419.02 = 3,257.26/x
  3. Step 3: Cross multiply
    10,276.16x = 15,419.02 × 3,257.26
  4. Step 4: Simplify right side
    10,276.16x = 50,223,757.09
  5. Step 5: Solve for x
    x = 50,223,757.09/10,276.16
  6. Step 6: Final answer
    x = 4,887.41

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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.