Home / 3,590.72-4,956.96-2,193.92

Finding the Fourth Proportional to 3,590.72, 4,956.96 and 2,193.92

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Solution

The fourth proportional to 3,590.72, 4,956.96 and 2,193.92 is: 3,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.72 : 4,956.96 = 2,193.92 : x
  2. Step 2: Convert to fraction form
    3,590.72/4,956.96 = 2,193.92/x
  3. Step 3: Cross multiply
    3,590.72x = 4,956.96 × 2,193.92
  4. Step 4: Simplify right side
    3,590.72x = 10,875,173.68
  5. Step 5: Solve for x
    x = 10,875,173.68/3,590.72
  6. Step 6: Final answer
    x = 3,028.69

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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.