Home / 2,917.30-4,376.58-1,356.16

Finding the Fourth Proportional to 2,917.30, 4,376.58 and 1,356.16

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Solution

The fourth proportional to 2,917.30, 4,376.58 and 1,356.16 is: 2,034.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.30 : 4,376.58 = 1,356.16 : x
  2. Step 2: Convert to fraction form
    2,917.30/4,376.58 = 1,356.16/x
  3. Step 3: Cross multiply
    2,917.30x = 4,376.58 × 1,356.16
  4. Step 4: Simplify right side
    2,917.30x = 5,935,342.73
  5. Step 5: Solve for x
    x = 5,935,342.73/2,917.30
  6. Step 6: Final answer
    x = 2,034.53

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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.