Home / 5,561.28-7,674.40-3,043.35

Finding the Fourth Proportional to 5,561.28, 7,674.40 and 3,043.35

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Solution

The fourth proportional to 5,561.28, 7,674.40 and 3,043.35 is: 4,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.28 : 7,674.40 = 3,043.35 : x
  2. Step 2: Convert to fraction form
    5,561.28/7,674.40 = 3,043.35/x
  3. Step 3: Cross multiply
    5,561.28x = 7,674.40 × 3,043.35
  4. Step 4: Simplify right side
    5,561.28x = 23,355,850.34
  5. Step 5: Solve for x
    x = 23,355,850.34/5,561.28
  6. Step 6: Final answer
    x = 4,199.72

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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.