Home / 2,417.55-3,335.96-1,423.14

Finding the Fourth Proportional to 2,417.55, 3,335.96 and 1,423.14

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Solution

The fourth proportional to 2,417.55, 3,335.96 and 1,423.14 is: 1,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.55 : 3,335.96 = 1,423.14 : x
  2. Step 2: Convert to fraction form
    2,417.55/3,335.96 = 1,423.14/x
  3. Step 3: Cross multiply
    2,417.55x = 3,335.96 × 1,423.14
  4. Step 4: Simplify right side
    2,417.55x = 4,747,531.00
  5. Step 5: Solve for x
    x = 4,747,531.00/2,417.55
  6. Step 6: Final answer
    x = 1,963.78

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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.