Home / 2,940.30-4,397.49-1,704.51

Finding the Fourth Proportional to 2,940.30, 4,397.49 and 1,704.51

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Solution

The fourth proportional to 2,940.30, 4,397.49 and 1,704.51 is: 2,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.30 : 4,397.49 = 1,704.51 : x
  2. Step 2: Convert to fraction form
    2,940.30/4,397.49 = 1,704.51/x
  3. Step 3: Cross multiply
    2,940.30x = 4,397.49 × 1,704.51
  4. Step 4: Simplify right side
    2,940.30x = 7,495,565.68
  5. Step 5: Solve for x
    x = 7,495,565.68/2,940.30
  6. Step 6: Final answer
    x = 2,549.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.