Home / 8,868.11-13,306.08-4,650.35

Finding the Fourth Proportional to 8,868.11, 13,306.08 and 4,650.35

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Solution

The fourth proportional to 8,868.11, 13,306.08 and 4,650.35 is: 6,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.11 : 13,306.08 = 4,650.35 : x
  2. Step 2: Convert to fraction form
    8,868.11/13,306.08 = 4,650.35/x
  3. Step 3: Cross multiply
    8,868.11x = 13,306.08 × 4,650.35
  4. Step 4: Simplify right side
    8,868.11x = 61,877,951.57
  5. Step 5: Solve for x
    x = 61,877,951.57/8,868.11
  6. Step 6: Final answer
    x = 6,977.58

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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.