Home / 10,495.06-15,734.86-4,945.28

Finding the Fourth Proportional to 10,495.06, 15,734.86 and 4,945.28

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Solution

The fourth proportional to 10,495.06, 15,734.86 and 4,945.28 is: 7,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.06 : 15,734.86 = 4,945.28 : x
  2. Step 2: Convert to fraction form
    10,495.06/15,734.86 = 4,945.28/x
  3. Step 3: Cross multiply
    10,495.06x = 15,734.86 × 4,945.28
  4. Step 4: Simplify right side
    10,495.06x = 77,813,288.46
  5. Step 5: Solve for x
    x = 77,813,288.46/10,495.06
  6. Step 6: Final answer
    x = 7,414.28

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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.