Home / 2,901.13-4,003.25-1,641.98

Finding the Fourth Proportional to 2,901.13, 4,003.25 and 1,641.98

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Solution

The fourth proportional to 2,901.13, 4,003.25 and 1,641.98 is: 2,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.13 : 4,003.25 = 1,641.98 : x
  2. Step 2: Convert to fraction form
    2,901.13/4,003.25 = 1,641.98/x
  3. Step 3: Cross multiply
    2,901.13x = 4,003.25 × 1,641.98
  4. Step 4: Simplify right side
    2,901.13x = 6,573,258.23
  5. Step 5: Solve for x
    x = 6,573,258.23/2,901.13
  6. Step 6: Final answer
    x = 2,265.76

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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.