Home / 2,309.56-3,464.34-1,155.04

Finding the Fourth Proportional to 2,309.56, 3,464.34 and 1,155.04

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Solution

The fourth proportional to 2,309.56, 3,464.34 and 1,155.04 is: 1,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.56 : 3,464.34 = 1,155.04 : x
  2. Step 2: Convert to fraction form
    2,309.56/3,464.34 = 1,155.04/x
  3. Step 3: Cross multiply
    2,309.56x = 3,464.34 × 1,155.04
  4. Step 4: Simplify right side
    2,309.56x = 4,001,451.27
  5. Step 5: Solve for x
    x = 4,001,451.27/2,309.56
  6. Step 6: Final answer
    x = 1,732.56

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1.5x scale

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.