Home / 10,356.73-15,543.29-4,517.44

Finding the Fourth Proportional to 10,356.73, 15,543.29 and 4,517.44

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Solution

The fourth proportional to 10,356.73, 15,543.29 and 4,517.44 is: 6,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.73 : 15,543.29 = 4,517.44 : x
  2. Step 2: Convert to fraction form
    10,356.73/15,543.29 = 4,517.44/x
  3. Step 3: Cross multiply
    10,356.73x = 15,543.29 × 4,517.44
  4. Step 4: Simplify right side
    10,356.73x = 70,215,852.41
  5. Step 5: Solve for x
    x = 70,215,852.41/10,356.73
  6. Step 6: Final answer
    x = 6,779.73

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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.