Home / 2,967.31-4,094.97-1,641.13

Finding the Fourth Proportional to 2,967.31, 4,094.97 and 1,641.13

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Solution

The fourth proportional to 2,967.31, 4,094.97 and 1,641.13 is: 2,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.31 : 4,094.97 = 1,641.13 : x
  2. Step 2: Convert to fraction form
    2,967.31/4,094.97 = 1,641.13/x
  3. Step 3: Cross multiply
    2,967.31x = 4,094.97 × 1,641.13
  4. Step 4: Simplify right side
    2,967.31x = 6,720,378.12
  5. Step 5: Solve for x
    x = 6,720,378.12/2,967.31
  6. Step 6: Final answer
    x = 2,264.80

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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.