Home / 2,947.17-4,065.41-1,841.25

Finding the Fourth Proportional to 2,947.17, 4,065.41 and 1,841.25

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Solution

The fourth proportional to 2,947.17, 4,065.41 and 1,841.25 is: 2,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.17 : 4,065.41 = 1,841.25 : x
  2. Step 2: Convert to fraction form
    2,947.17/4,065.41 = 1,841.25/x
  3. Step 3: Cross multiply
    2,947.17x = 4,065.41 × 1,841.25
  4. Step 4: Simplify right side
    2,947.17x = 7,485,426.96
  5. Step 5: Solve for x
    x = 7,485,426.96/2,947.17
  6. Step 6: Final answer
    x = 2,539.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.