Home / 5,561.39-7,674.68-3,043.45

Finding the Fourth Proportional to 5,561.39, 7,674.68 and 3,043.45

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Solution

The fourth proportional to 5,561.39, 7,674.68 and 3,043.45 is: 4,199.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.39 : 7,674.68 = 3,043.45 : x
  2. Step 2: Convert to fraction form
    5,561.39/7,674.68 = 3,043.45/x
  3. Step 3: Cross multiply
    5,561.39x = 7,674.68 × 3,043.45
  4. Step 4: Simplify right side
    5,561.39x = 23,357,504.85
  5. Step 5: Solve for x
    x = 23,357,504.85/5,561.39
  6. Step 6: Final answer
    x = 4,199.94

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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.