Home / 8,900.56-13,350.69-3,634.41

Finding the Fourth Proportional to 8,900.56, 13,350.69 and 3,634.41

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Solution

The fourth proportional to 8,900.56, 13,350.69 and 3,634.41 is: 5,451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.56 : 13,350.69 = 3,634.41 : x
  2. Step 2: Convert to fraction form
    8,900.56/13,350.69 = 3,634.41/x
  3. Step 3: Cross multiply
    8,900.56x = 13,350.69 × 3,634.41
  4. Step 4: Simplify right side
    8,900.56x = 48,521,881.24
  5. Step 5: Solve for x
    x = 48,521,881.24/8,900.56
  6. Step 6: Final answer
    x = 5,451.55

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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.