Home / 3,440.57-5,156.73-1,794.15

Finding the Fourth Proportional to 3,440.57, 5,156.73 and 1,794.15

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Solution

The fourth proportional to 3,440.57, 5,156.73 and 1,794.15 is: 2,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.57 : 5,156.73 = 1,794.15 : x
  2. Step 2: Convert to fraction form
    3,440.57/5,156.73 = 1,794.15/x
  3. Step 3: Cross multiply
    3,440.57x = 5,156.73 × 1,794.15
  4. Step 4: Simplify right side
    3,440.57x = 9,251,947.13
  5. Step 5: Solve for x
    x = 9,251,947.13/3,440.57
  6. Step 6: Final answer
    x = 2,689.08

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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.