Home / 3,497.11-5,246.55-1,305.86

Finding the Fourth Proportional to 3,497.11, 5,246.55 and 1,305.86

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Solution

The fourth proportional to 3,497.11, 5,246.55 and 1,305.86 is: 1,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.11 : 5,246.55 = 1,305.86 : x
  2. Step 2: Convert to fraction form
    3,497.11/5,246.55 = 1,305.86/x
  3. Step 3: Cross multiply
    3,497.11x = 5,246.55 × 1,305.86
  4. Step 4: Simplify right side
    3,497.11x = 6,851,233.55
  5. Step 5: Solve for x
    x = 6,851,233.55/3,497.11
  6. Step 6: Final answer
    x = 1,959.11

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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.