Home / 1,641.17-2,264.74-895.13

Finding the Fourth Proportional to 1,641.17, 2,264.74 and 895.13

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Solution

The fourth proportional to 1,641.17, 2,264.74 and 895.13 is: 1,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641.17 : 2,264.74 = 895.13 : x
  2. Step 2: Convert to fraction form
    1,641.17/2,264.74 = 895.13/x
  3. Step 3: Cross multiply
    1,641.17x = 2,264.74 × 895.13
  4. Step 4: Simplify right side
    1,641.17x = 2,027,236.72
  5. Step 5: Solve for x
    x = 2,027,236.72/1,641.17
  6. Step 6: Final answer
    x = 1,235.24

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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.