Home / 5,450.92-7,520.28-3,325.60

Finding the Fourth Proportional to 5,450.92, 7,520.28 and 3,325.60

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Solution

The fourth proportional to 5,450.92, 7,520.28 and 3,325.60 is: 4,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.92 : 7,520.28 = 3,325.60 : x
  2. Step 2: Convert to fraction form
    5,450.92/7,520.28 = 3,325.60/x
  3. Step 3: Cross multiply
    5,450.92x = 7,520.28 × 3,325.60
  4. Step 4: Simplify right side
    5,450.92x = 25,009,443.17
  5. Step 5: Solve for x
    x = 25,009,443.17/5,450.92
  6. Step 6: Final answer
    x = 4,588.11

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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.