Home / 3,572.81-5,367.45-3,425.19

Finding the Fourth Proportional to 3,572.81, 5,367.45 and 3,425.19

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Solution

The fourth proportional to 3,572.81, 5,367.45 and 3,425.19 is: 5,145.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.81 : 5,367.45 = 3,425.19 : x
  2. Step 2: Convert to fraction form
    3,572.81/5,367.45 = 3,425.19/x
  3. Step 3: Cross multiply
    3,572.81x = 5,367.45 × 3,425.19
  4. Step 4: Simplify right side
    3,572.81x = 18,384,536.07
  5. Step 5: Solve for x
    x = 18,384,536.07/3,572.81
  6. Step 6: Final answer
    x = 5,145.68

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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.