Home / 2,359.16-3,254.97-1,520.15

Finding the Fourth Proportional to 2,359.16, 3,254.97 and 1,520.15

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Solution

The fourth proportional to 2,359.16, 3,254.97 and 1,520.15 is: 2,097.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.16 : 3,254.97 = 1,520.15 : x
  2. Step 2: Convert to fraction form
    2,359.16/3,254.97 = 1,520.15/x
  3. Step 3: Cross multiply
    2,359.16x = 3,254.97 × 1,520.15
  4. Step 4: Simplify right side
    2,359.16x = 4,948,042.65
  5. Step 5: Solve for x
    x = 4,948,042.65/2,359.16
  6. Step 6: Final answer
    x = 2,097.37

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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.