Home / 5,306.18-7,322.81-2,948.27

Finding the Fourth Proportional to 5,306.18, 7,322.81 and 2,948.27

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Solution

The fourth proportional to 5,306.18, 7,322.81 and 2,948.27 is: 4,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.18 : 7,322.81 = 2,948.27 : x
  2. Step 2: Convert to fraction form
    5,306.18/7,322.81 = 2,948.27/x
  3. Step 3: Cross multiply
    5,306.18x = 7,322.81 × 2,948.27
  4. Step 4: Simplify right side
    5,306.18x = 21,589,569.68
  5. Step 5: Solve for x
    x = 21,589,569.68/5,306.18
  6. Step 6: Final answer
    x = 4,068.76

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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.