Home / 5,306.25-7,322.63-2,948.61

Finding the Fourth Proportional to 5,306.25, 7,322.63 and 2,948.61

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Solution

The fourth proportional to 5,306.25, 7,322.63 and 2,948.61 is: 4,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.25 : 7,322.63 = 2,948.61 : x
  2. Step 2: Convert to fraction form
    5,306.25/7,322.63 = 2,948.61/x
  3. Step 3: Cross multiply
    5,306.25x = 7,322.63 × 2,948.61
  4. Step 4: Simplify right side
    5,306.25x = 21,591,580.04
  5. Step 5: Solve for x
    x = 21,591,580.04/5,306.25
  6. Step 6: Final answer
    x = 4,069.08

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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.