Home / 9,517.86-14,278.16-2,944.56

Finding the Fourth Proportional to 9,517.86, 14,278.16 and 2,944.56

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Solution

The fourth proportional to 9,517.86, 14,278.16 and 2,944.56 is: 4,417.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.86 : 14,278.16 = 2,944.56 : x
  2. Step 2: Convert to fraction form
    9,517.86/14,278.16 = 2,944.56/x
  3. Step 3: Cross multiply
    9,517.86x = 14,278.16 × 2,944.56
  4. Step 4: Simplify right side
    9,517.86x = 42,042,898.81
  5. Step 5: Solve for x
    x = 42,042,898.81/9,517.86
  6. Step 6: Final answer
    x = 4,417.26

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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.