Home / 5,328.60-7,353.51-3,091.82

Finding the Fourth Proportional to 5,328.60, 7,353.51 and 3,091.82

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Solution

The fourth proportional to 5,328.60, 7,353.51 and 3,091.82 is: 4,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.60 : 7,353.51 = 3,091.82 : x
  2. Step 2: Convert to fraction form
    5,328.60/7,353.51 = 3,091.82/x
  3. Step 3: Cross multiply
    5,328.60x = 7,353.51 × 3,091.82
  4. Step 4: Simplify right side
    5,328.60x = 22,735,692.52
  5. Step 5: Solve for x
    x = 22,735,692.52/5,328.60
  6. Step 6: Final answer
    x = 4,266.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.