Home / 10,295.12-15,442.54-3,275.57

Finding the Fourth Proportional to 10,295.12, 15,442.54 and 3,275.57

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Solution

The fourth proportional to 10,295.12, 15,442.54 and 3,275.57 is: 4,913.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.12 : 15,442.54 = 3,275.57 : x
  2. Step 2: Convert to fraction form
    10,295.12/15,442.54 = 3,275.57/x
  3. Step 3: Cross multiply
    10,295.12x = 15,442.54 × 3,275.57
  4. Step 4: Simplify right side
    10,295.12x = 50,583,151.17
  5. Step 5: Solve for x
    x = 50,583,151.17/10,295.12
  6. Step 6: Final answer
    x = 4,913.31

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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.