Home / 3,609.50-5,400.35-3,600.29

Finding the Fourth Proportional to 3,609.50, 5,400.35 and 3,600.29

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Solution

The fourth proportional to 3,609.50, 5,400.35 and 3,600.29 is: 5,386.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.50 : 5,400.35 = 3,600.29 : x
  2. Step 2: Convert to fraction form
    3,609.50/5,400.35 = 3,600.29/x
  3. Step 3: Cross multiply
    3,609.50x = 5,400.35 × 3,600.29
  4. Step 4: Simplify right side
    3,609.50x = 19,442,826.10
  5. Step 5: Solve for x
    x = 19,442,826.10/3,609.50
  6. Step 6: Final answer
    x = 5,386.57

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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.