Home / 5,328.95-7,355.50-3,091.33

Finding the Fourth Proportional to 5,328.95, 7,355.50 and 3,091.33

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Solution

The fourth proportional to 5,328.95, 7,355.50 and 3,091.33 is: 4,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.95 : 7,355.50 = 3,091.33 : x
  2. Step 2: Convert to fraction form
    5,328.95/7,355.50 = 3,091.33/x
  3. Step 3: Cross multiply
    5,328.95x = 7,355.50 × 3,091.33
  4. Step 4: Simplify right side
    5,328.95x = 22,738,251.70
  5. Step 5: Solve for x
    x = 22,738,251.70/5,328.95
  6. Step 6: Final answer
    x = 4,266.93

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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.