Home / 8,866.76-13,299.06-2,292.40

Finding the Fourth Proportional to 8,866.76, 13,299.06 and 2,292.40

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Solution

The fourth proportional to 8,866.76, 13,299.06 and 2,292.40 is: 3,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.76 : 13,299.06 = 2,292.40 : x
  2. Step 2: Convert to fraction form
    8,866.76/13,299.06 = 2,292.40/x
  3. Step 3: Cross multiply
    8,866.76x = 13,299.06 × 2,292.40
  4. Step 4: Simplify right side
    8,866.76x = 30,486,731.90
  5. Step 5: Solve for x
    x = 30,486,731.90/8,866.76
  6. Step 6: Final answer
    x = 3,438.32

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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.