Home / 8,799.28-13,200.06-3,603.92

Finding the Fourth Proportional to 8,799.28, 13,200.06 and 3,603.92

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Solution

The fourth proportional to 8,799.28, 13,200.06 and 3,603.92 is: 5,406.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.28 : 13,200.06 = 3,603.92 : x
  2. Step 2: Convert to fraction form
    8,799.28/13,200.06 = 3,603.92/x
  3. Step 3: Cross multiply
    8,799.28x = 13,200.06 × 3,603.92
  4. Step 4: Simplify right side
    8,799.28x = 47,571,960.24
  5. Step 5: Solve for x
    x = 47,571,960.24/8,799.28
  6. Step 6: Final answer
    x = 5,406.35

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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.