Home / 4,097.52-6,146.28-1,326.56

Finding the Fourth Proportional to 4,097.52, 6,146.28 and 1,326.56

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Solution

The fourth proportional to 4,097.52, 6,146.28 and 1,326.56 is: 1,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.52 : 6,146.28 = 1,326.56 : x
  2. Step 2: Convert to fraction form
    4,097.52/6,146.28 = 1,326.56/x
  3. Step 3: Cross multiply
    4,097.52x = 6,146.28 × 1,326.56
  4. Step 4: Simplify right side
    4,097.52x = 8,153,378.47
  5. Step 5: Solve for x
    x = 8,153,378.47/4,097.52
  6. Step 6: Final answer
    x = 1,989.83

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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.