Home / 10,435.48-15,649.33-4,193.38

Finding the Fourth Proportional to 10,435.48, 15,649.33 and 4,193.38

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Solution

The fourth proportional to 10,435.48, 15,649.33 and 4,193.38 is: 6,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.48 : 15,649.33 = 4,193.38 : x
  2. Step 2: Convert to fraction form
    10,435.48/15,649.33 = 4,193.38/x
  3. Step 3: Cross multiply
    10,435.48x = 15,649.33 × 4,193.38
  4. Step 4: Simplify right side
    10,435.48x = 65,623,576.47
  5. Step 5: Solve for x
    x = 65,623,576.47/10,435.48
  6. Step 6: Final answer
    x = 6,288.51

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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.