Home / 5,262.71-7,262.35-3,166.43

Finding the Fourth Proportional to 5,262.71, 7,262.35 and 3,166.43

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Solution

The fourth proportional to 5,262.71, 7,262.35 and 3,166.43 is: 4,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.71 : 7,262.35 = 3,166.43 : x
  2. Step 2: Convert to fraction form
    5,262.71/7,262.35 = 3,166.43/x
  3. Step 3: Cross multiply
    5,262.71x = 7,262.35 × 3,166.43
  4. Step 4: Simplify right side
    5,262.71x = 22,995,678.68
  5. Step 5: Solve for x
    x = 22,995,678.68/5,262.71
  6. Step 6: Final answer
    x = 4,369.55

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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.