Home / 7,631.73-10,531.97-4,274.39

Finding the Fourth Proportional to 7,631.73, 10,531.97 and 4,274.39

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Solution

The fourth proportional to 7,631.73, 10,531.97 and 4,274.39 is: 5,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.73 : 10,531.97 = 4,274.39 : x
  2. Step 2: Convert to fraction form
    7,631.73/10,531.97 = 4,274.39/x
  3. Step 3: Cross multiply
    7,631.73x = 10,531.97 × 4,274.39
  4. Step 4: Simplify right side
    7,631.73x = 45,017,673.22
  5. Step 5: Solve for x
    x = 45,017,673.22/7,631.73
  6. Step 6: Final answer
    x = 5,898.75

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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.