Home / 5,033.18-7,542.07-2,109.89

Finding the Fourth Proportional to 5,033.18, 7,542.07 and 2,109.89

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Solution

The fourth proportional to 5,033.18, 7,542.07 and 2,109.89 is: 3,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,033.18 : 7,542.07 = 2,109.89 : x
  2. Step 2: Convert to fraction form
    5,033.18/7,542.07 = 2,109.89/x
  3. Step 3: Cross multiply
    5,033.18x = 7,542.07 × 2,109.89
  4. Step 4: Simplify right side
    5,033.18x = 15,912,889.81
  5. Step 5: Solve for x
    x = 15,912,889.81/5,033.18
  6. Step 6: Final answer
    x = 3,161.60

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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.