Home / 5,535.18-7,638.20-3,297.24

Finding the Fourth Proportional to 5,535.18, 7,638.20 and 3,297.24

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Solution

The fourth proportional to 5,535.18, 7,638.20 and 3,297.24 is: 4,549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.18 : 7,638.20 = 3,297.24 : x
  2. Step 2: Convert to fraction form
    5,535.18/7,638.20 = 3,297.24/x
  3. Step 3: Cross multiply
    5,535.18x = 7,638.20 × 3,297.24
  4. Step 4: Simplify right side
    5,535.18x = 25,184,978.57
  5. Step 5: Solve for x
    x = 25,184,978.57/5,535.18
  6. Step 6: Final answer
    x = 4,549.98

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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.