Home / 3,008.19-4,512.33-928.17

Finding the Fourth Proportional to 3,008.19, 4,512.33 and 928.17

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Solution

The fourth proportional to 3,008.19, 4,512.33 and 928.17 is: 1,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.19 : 4,512.33 = 928.17 : x
  2. Step 2: Convert to fraction form
    3,008.19/4,512.33 = 928.17/x
  3. Step 3: Cross multiply
    3,008.19x = 4,512.33 × 928.17
  4. Step 4: Simplify right side
    3,008.19x = 4,188,209.34
  5. Step 5: Solve for x
    x = 4,188,209.34/3,008.19
  6. Step 6: Final answer
    x = 1,392.27

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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.