Home / 3,155.22-4,354.23-1,757.97

Finding the Fourth Proportional to 3,155.22, 4,354.23 and 1,757.97

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Solution

The fourth proportional to 3,155.22, 4,354.23 and 1,757.97 is: 2,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.22 : 4,354.23 = 1,757.97 : x
  2. Step 2: Convert to fraction form
    3,155.22/4,354.23 = 1,757.97/x
  3. Step 3: Cross multiply
    3,155.22x = 4,354.23 × 1,757.97
  4. Step 4: Simplify right side
    3,155.22x = 7,654,605.71
  5. Step 5: Solve for x
    x = 7,654,605.71/3,155.22
  6. Step 6: Final answer
    x = 2,426.01

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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.