Home / 3,453.80-5,168.55-2,360.30

Finding the Fourth Proportional to 3,453.80, 5,168.55 and 2,360.30

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Solution

The fourth proportional to 3,453.80, 5,168.55 and 2,360.30 is: 3,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.80 : 5,168.55 = 2,360.30 : x
  2. Step 2: Convert to fraction form
    3,453.80/5,168.55 = 2,360.30/x
  3. Step 3: Cross multiply
    3,453.80x = 5,168.55 × 2,360.30
  4. Step 4: Simplify right side
    3,453.80x = 12,199,328.57
  5. Step 5: Solve for x
    x = 12,199,328.57/3,453.80
  6. Step 6: Final answer
    x = 3,532.15

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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.