Home / 3,559.34-5,341.62-2,874.20

Finding the Fourth Proportional to 3,559.34, 5,341.62 and 2,874.20

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Solution

The fourth proportional to 3,559.34, 5,341.62 and 2,874.20 is: 4,313.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.34 : 5,341.62 = 2,874.20 : x
  2. Step 2: Convert to fraction form
    3,559.34/5,341.62 = 2,874.20/x
  3. Step 3: Cross multiply
    3,559.34x = 5,341.62 × 2,874.20
  4. Step 4: Simplify right side
    3,559.34x = 15,352,884.20
  5. Step 5: Solve for x
    x = 15,352,884.20/3,559.34
  6. Step 6: Final answer
    x = 4,313.41

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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.