Home / 2,917.39-4,374.80-1,068.02

Finding the Fourth Proportional to 2,917.39, 4,374.80 and 1,068.02

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Solution

The fourth proportional to 2,917.39, 4,374.80 and 1,068.02 is: 1,601.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.39 : 4,374.80 = 1,068.02 : x
  2. Step 2: Convert to fraction form
    2,917.39/4,374.80 = 1,068.02/x
  3. Step 3: Cross multiply
    2,917.39x = 4,374.80 × 1,068.02
  4. Step 4: Simplify right side
    2,917.39x = 4,672,373.90
  5. Step 5: Solve for x
    x = 4,672,373.90/2,917.39
  6. Step 6: Final answer
    x = 1,601.56

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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.