Home / 2,294.16-3,165.88-1,246.20

Finding the Fourth Proportional to 2,294.16, 3,165.88 and 1,246.20

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Solution

The fourth proportional to 2,294.16, 3,165.88 and 1,246.20 is: 1,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.16 : 3,165.88 = 1,246.20 : x
  2. Step 2: Convert to fraction form
    2,294.16/3,165.88 = 1,246.20/x
  3. Step 3: Cross multiply
    2,294.16x = 3,165.88 × 1,246.20
  4. Step 4: Simplify right side
    2,294.16x = 3,945,319.66
  5. Step 5: Solve for x
    x = 3,945,319.66/2,294.16
  6. Step 6: Final answer
    x = 1,719.72

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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.