Home / 9,356.38-14,034.28-2,782.54

Finding the Fourth Proportional to 9,356.38, 14,034.28 and 2,782.54

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Solution

The fourth proportional to 9,356.38, 14,034.28 and 2,782.54 is: 4,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356.38 : 14,034.28 = 2,782.54 : x
  2. Step 2: Convert to fraction form
    9,356.38/14,034.28 = 2,782.54/x
  3. Step 3: Cross multiply
    9,356.38x = 14,034.28 × 2,782.54
  4. Step 4: Simplify right side
    9,356.38x = 39,050,945.47
  5. Step 5: Solve for x
    x = 39,050,945.47/9,356.38
  6. Step 6: Final answer
    x = 4,173.72

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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.