Home / 5,310.45-7,327.71-2,952.14

Finding the Fourth Proportional to 5,310.45, 7,327.71 and 2,952.14

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Solution

The fourth proportional to 5,310.45, 7,327.71 and 2,952.14 is: 4,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.45 : 7,327.71 = 2,952.14 : x
  2. Step 2: Convert to fraction form
    5,310.45/7,327.71 = 2,952.14/x
  3. Step 3: Cross multiply
    5,310.45x = 7,327.71 × 2,952.14
  4. Step 4: Simplify right side
    5,310.45x = 21,632,389.16
  5. Step 5: Solve for x
    x = 21,632,389.16/5,310.45
  6. Step 6: Final answer
    x = 4,073.55

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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.