Home / 3,520.74-5,265.36-3,133.02

Finding the Fourth Proportional to 3,520.74, 5,265.36 and 3,133.02

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Solution

The fourth proportional to 3,520.74, 5,265.36 and 3,133.02 is: 4,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.74 : 5,265.36 = 3,133.02 : x
  2. Step 2: Convert to fraction form
    3,520.74/5,265.36 = 3,133.02/x
  3. Step 3: Cross multiply
    3,520.74x = 5,265.36 × 3,133.02
  4. Step 4: Simplify right side
    3,520.74x = 16,496,478.19
  5. Step 5: Solve for x
    x = 16,496,478.19/3,520.74
  6. Step 6: Final answer
    x = 4,685.51

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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.