Home / 10,442.45-15,666.31-3,046.95

Finding the Fourth Proportional to 10,442.45, 15,666.31 and 3,046.95

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Solution

The fourth proportional to 10,442.45, 15,666.31 and 3,046.95 is: 4,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442.45 : 15,666.31 = 3,046.95 : x
  2. Step 2: Convert to fraction form
    10,442.45/15,666.31 = 3,046.95/x
  3. Step 3: Cross multiply
    10,442.45x = 15,666.31 × 3,046.95
  4. Step 4: Simplify right side
    10,442.45x = 47,734,467.06
  5. Step 5: Solve for x
    x = 47,734,467.06/10,442.45
  6. Step 6: Final answer
    x = 4,571.19

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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.