Home / 7,452.48-11,161.70-3,559.64

Finding the Fourth Proportional to 7,452.48, 11,161.70 and 3,559.64

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Solution

The fourth proportional to 7,452.48, 11,161.70 and 3,559.64 is: 5,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.48 : 11,161.70 = 3,559.64 : x
  2. Step 2: Convert to fraction form
    7,452.48/11,161.70 = 3,559.64/x
  3. Step 3: Cross multiply
    7,452.48x = 11,161.70 × 3,559.64
  4. Step 4: Simplify right side
    7,452.48x = 39,731,633.79
  5. Step 5: Solve for x
    x = 39,731,633.79/7,452.48
  6. Step 6: Final answer
    x = 5,331.33

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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.