Home / 5,572.96-7,690.38-3,182.84

Finding the Fourth Proportional to 5,572.96, 7,690.38 and 3,182.84

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Solution

The fourth proportional to 5,572.96, 7,690.38 and 3,182.84 is: 4,392.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.96 : 7,690.38 = 3,182.84 : x
  2. Step 2: Convert to fraction form
    5,572.96/7,690.38 = 3,182.84/x
  3. Step 3: Cross multiply
    5,572.96x = 7,690.38 × 3,182.84
  4. Step 4: Simplify right side
    5,572.96x = 24,477,249.08
  5. Step 5: Solve for x
    x = 24,477,249.08/5,572.96
  6. Step 6: Final answer
    x = 4,392.15

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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.