Home / 8,816.23-13,209.36-5,521.96

Finding the Fourth Proportional to 8,816.23, 13,209.36 and 5,521.96

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Solution

The fourth proportional to 8,816.23, 13,209.36 and 5,521.96 is: 8,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.23 : 13,209.36 = 5,521.96 : x
  2. Step 2: Convert to fraction form
    8,816.23/13,209.36 = 5,521.96/x
  3. Step 3: Cross multiply
    8,816.23x = 13,209.36 × 5,521.96
  4. Step 4: Simplify right side
    8,816.23x = 72,941,557.55
  5. Step 5: Solve for x
    x = 72,941,557.55/8,816.23
  6. Step 6: Final answer
    x = 8,273.55

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1.5x scale

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.