Home / 10,345.06-15,517.66-2,949.50

Finding the Fourth Proportional to 10,345.06, 15,517.66 and 2,949.50

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Solution

The fourth proportional to 10,345.06, 15,517.66 and 2,949.50 is: 4,424.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.06 : 15,517.66 = 2,949.50 : x
  2. Step 2: Convert to fraction form
    10,345.06/15,517.66 = 2,949.50/x
  3. Step 3: Cross multiply
    10,345.06x = 15,517.66 × 2,949.50
  4. Step 4: Simplify right side
    10,345.06x = 45,769,338.17
  5. Step 5: Solve for x
    x = 45,769,338.17/10,345.06
  6. Step 6: Final answer
    x = 4,424.27

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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.