Home / 8,873.30-13,307.67-2,631.85

Finding the Fourth Proportional to 8,873.30, 13,307.67 and 2,631.85

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Solution

The fourth proportional to 8,873.30, 13,307.67 and 2,631.85 is: 3,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.30 : 13,307.67 = 2,631.85 : x
  2. Step 2: Convert to fraction form
    8,873.30/13,307.67 = 2,631.85/x
  3. Step 3: Cross multiply
    8,873.30x = 13,307.67 × 2,631.85
  4. Step 4: Simplify right side
    8,873.30x = 35,023,791.29
  5. Step 5: Solve for x
    x = 35,023,791.29/8,873.30
  6. Step 6: Final answer
    x = 3,947.10

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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.