Home / 6,634.74-9,152.14-4,146.42

Finding the Fourth Proportional to 6,634.74, 9,152.14 and 4,146.42

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Solution

The fourth proportional to 6,634.74, 9,152.14 and 4,146.42 is: 5,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.74 : 9,152.14 = 4,146.42 : x
  2. Step 2: Convert to fraction form
    6,634.74/9,152.14 = 4,146.42/x
  3. Step 3: Cross multiply
    6,634.74x = 9,152.14 × 4,146.42
  4. Step 4: Simplify right side
    6,634.74x = 37,948,605.97
  5. Step 5: Solve for x
    x = 37,948,605.97/6,634.74
  6. Step 6: Final answer
    x = 5,719.68

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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.