Home / 2,440.97-3,368.59-1,445.88

Finding the Fourth Proportional to 2,440.97, 3,368.59 and 1,445.88

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Solution

The fourth proportional to 2,440.97, 3,368.59 and 1,445.88 is: 1,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.97 : 3,368.59 = 1,445.88 : x
  2. Step 2: Convert to fraction form
    2,440.97/3,368.59 = 1,445.88/x
  3. Step 3: Cross multiply
    2,440.97x = 3,368.59 × 1,445.88
  4. Step 4: Simplify right side
    2,440.97x = 4,870,576.91
  5. Step 5: Solve for x
    x = 4,870,576.91/2,440.97
  6. Step 6: Final answer
    x = 1,995.34

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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.