Home / 2,967.28-4,094.80-1,641

Finding the Fourth Proportional to 2,967.28, 4,094.80 and 1,641

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Solution

The fourth proportional to 2,967.28, 4,094.80 and 1,641 is: 2,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.28 : 4,094.80 = 1,641 : x
  2. Step 2: Convert to fraction form
    2,967.28/4,094.80 = 1,641/x
  3. Step 3: Cross multiply
    2,967.28x = 4,094.80 × 1,641
  4. Step 4: Simplify right side
    2,967.28x = 6,719,566.80
  5. Step 5: Solve for x
    x = 6,719,566.80/2,967.28
  6. Step 6: Final answer
    x = 2,264.55

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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.