Home / 10,625.28-15,936.48-4,053.12

Finding the Fourth Proportional to 10,625.28, 15,936.48 and 4,053.12

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Solution

The fourth proportional to 10,625.28, 15,936.48 and 4,053.12 is: 6,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.28 : 15,936.48 = 4,053.12 : x
  2. Step 2: Convert to fraction form
    10,625.28/15,936.48 = 4,053.12/x
  3. Step 3: Cross multiply
    10,625.28x = 15,936.48 × 4,053.12
  4. Step 4: Simplify right side
    10,625.28x = 64,592,465.82
  5. Step 5: Solve for x
    x = 64,592,465.82/10,625.28
  6. Step 6: Final answer
    x = 6,079.13

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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.