Home / 2,458.16-3,393.13-2,195.72

Finding the Fourth Proportional to 2,458.16, 3,393.13 and 2,195.72

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Solution

The fourth proportional to 2,458.16, 3,393.13 and 2,195.72 is: 3,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.16 : 3,393.13 = 2,195.72 : x
  2. Step 2: Convert to fraction form
    2,458.16/3,393.13 = 2,195.72/x
  3. Step 3: Cross multiply
    2,458.16x = 3,393.13 × 2,195.72
  4. Step 4: Simplify right side
    2,458.16x = 7,450,340.95
  5. Step 5: Solve for x
    x = 7,450,340.95/2,458.16
  6. Step 6: Final answer
    x = 3,030.87

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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.