Home / 10,948.38-16,422.66-4,707.96

Finding the Fourth Proportional to 10,948.38, 16,422.66 and 4,707.96

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Solution

The fourth proportional to 10,948.38, 16,422.66 and 4,707.96 is: 7,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.38 : 16,422.66 = 4,707.96 : x
  2. Step 2: Convert to fraction form
    10,948.38/16,422.66 = 4,707.96/x
  3. Step 3: Cross multiply
    10,948.38x = 16,422.66 × 4,707.96
  4. Step 4: Simplify right side
    10,948.38x = 77,317,226.37
  5. Step 5: Solve for x
    x = 77,317,226.37/10,948.38
  6. Step 6: Final answer
    x = 7,061.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.