Home / 2,541.18-3,506.66-1,421.88

Finding the Fourth Proportional to 2,541.18, 3,506.66 and 1,421.88

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Solution

The fourth proportional to 2,541.18, 3,506.66 and 1,421.88 is: 1,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.18 : 3,506.66 = 1,421.88 : x
  2. Step 2: Convert to fraction form
    2,541.18/3,506.66 = 1,421.88/x
  3. Step 3: Cross multiply
    2,541.18x = 3,506.66 × 1,421.88
  4. Step 4: Simplify right side
    2,541.18x = 4,986,049.72
  5. Step 5: Solve for x
    x = 4,986,049.72/2,541.18
  6. Step 6: Final answer
    x = 1,962.10

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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.