Home / 5,561.43-7,672.33-3,322.19

Finding the Fourth Proportional to 5,561.43, 7,672.33 and 3,322.19

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Solution

The fourth proportional to 5,561.43, 7,672.33 and 3,322.19 is: 4,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.43 : 7,672.33 = 3,322.19 : x
  2. Step 2: Convert to fraction form
    5,561.43/7,672.33 = 3,322.19/x
  3. Step 3: Cross multiply
    5,561.43x = 7,672.33 × 3,322.19
  4. Step 4: Simplify right side
    5,561.43x = 25,488,903.79
  5. Step 5: Solve for x
    x = 25,488,903.79/5,561.43
  6. Step 6: Final answer
    x = 4,583.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.