Home / 3,625.02-5,433.66-1,432.80

Finding the Fourth Proportional to 3,625.02, 5,433.66 and 1,432.80

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Solution

The fourth proportional to 3,625.02, 5,433.66 and 1,432.80 is: 2,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.02 : 5,433.66 = 1,432.80 : x
  2. Step 2: Convert to fraction form
    3,625.02/5,433.66 = 1,432.80/x
  3. Step 3: Cross multiply
    3,625.02x = 5,433.66 × 1,432.80
  4. Step 4: Simplify right side
    3,625.02x = 7,785,348.05
  5. Step 5: Solve for x
    x = 7,785,348.05/3,625.02
  6. Step 6: Final answer
    x = 2,147.67

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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.