Home / 8,869.85-13,306.14-3,025.09

Finding the Fourth Proportional to 8,869.85, 13,306.14 and 3,025.09

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Solution

The fourth proportional to 8,869.85, 13,306.14 and 3,025.09 is: 4,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.85 : 13,306.14 = 3,025.09 : x
  2. Step 2: Convert to fraction form
    8,869.85/13,306.14 = 3,025.09/x
  3. Step 3: Cross multiply
    8,869.85x = 13,306.14 × 3,025.09
  4. Step 4: Simplify right side
    8,869.85x = 40,252,271.05
  5. Step 5: Solve for x
    x = 40,252,271.05/8,869.85
  6. Step 6: Final answer
    x = 4,538.10

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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.