Home / 2,179.41-3,008.38-1,341.24

Finding the Fourth Proportional to 2,179.41, 3,008.38 and 1,341.24

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Solution

The fourth proportional to 2,179.41, 3,008.38 and 1,341.24 is: 1,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.41 : 3,008.38 = 1,341.24 : x
  2. Step 2: Convert to fraction form
    2,179.41/3,008.38 = 1,341.24/x
  3. Step 3: Cross multiply
    2,179.41x = 3,008.38 × 1,341.24
  4. Step 4: Simplify right side
    2,179.41x = 4,034,962.94
  5. Step 5: Solve for x
    x = 4,034,962.94/2,179.41
  6. Step 6: Final answer
    x = 1,851.40

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1.5x scale

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.