Home / 5,909.28-8,864.73-2,622.30

Finding the Fourth Proportional to 5,909.28, 8,864.73 and 2,622.30

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Solution

The fourth proportional to 5,909.28, 8,864.73 and 2,622.30 is: 3,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.28 : 8,864.73 = 2,622.30 : x
  2. Step 2: Convert to fraction form
    5,909.28/8,864.73 = 2,622.30/x
  3. Step 3: Cross multiply
    5,909.28x = 8,864.73 × 2,622.30
  4. Step 4: Simplify right side
    5,909.28x = 23,245,981.48
  5. Step 5: Solve for x
    x = 23,245,981.48/5,909.28
  6. Step 6: Final answer
    x = 3,933.81

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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.