Home / 2,293.10-3,439.64-754.10

Finding the Fourth Proportional to 2,293.10, 3,439.64 and 754.10

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Solution

The fourth proportional to 2,293.10, 3,439.64 and 754.10 is: 1,131.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.10 : 3,439.64 = 754.10 : x
  2. Step 2: Convert to fraction form
    2,293.10/3,439.64 = 754.10/x
  3. Step 3: Cross multiply
    2,293.10x = 3,439.64 × 754.10
  4. Step 4: Simplify right side
    2,293.10x = 2,593,832.52
  5. Step 5: Solve for x
    x = 2,593,832.52/2,293.10
  6. Step 6: Final answer
    x = 1,131.15

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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.