Home / 3,350.22-5,024.65-1,128.79

Finding the Fourth Proportional to 3,350.22, 5,024.65 and 1,128.79

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Solution

The fourth proportional to 3,350.22, 5,024.65 and 1,128.79 is: 1,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.22 : 5,024.65 = 1,128.79 : x
  2. Step 2: Convert to fraction form
    3,350.22/5,024.65 = 1,128.79/x
  3. Step 3: Cross multiply
    3,350.22x = 5,024.65 × 1,128.79
  4. Step 4: Simplify right side
    3,350.22x = 5,671,774.67
  5. Step 5: Solve for x
    x = 5,671,774.67/3,350.22
  6. Step 6: Final answer
    x = 1,692.96

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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.