Home / 5,561.10-7,674.87-3,322.66

Finding the Fourth Proportional to 5,561.10, 7,674.87 and 3,322.66

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Solution

The fourth proportional to 5,561.10, 7,674.87 and 3,322.66 is: 4,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.10 : 7,674.87 = 3,322.66 : x
  2. Step 2: Convert to fraction form
    5,561.10/7,674.87 = 3,322.66/x
  3. Step 3: Cross multiply
    5,561.10x = 7,674.87 × 3,322.66
  4. Step 4: Simplify right side
    5,561.10x = 25,500,983.55
  5. Step 5: Solve for x
    x = 25,500,983.55/5,561.10
  6. Step 6: Final answer
    x = 4,585.60

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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.