Home / 3,066.91-4,597.27-2,142.21

Finding the Fourth Proportional to 3,066.91, 4,597.27 and 2,142.21

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Solution

The fourth proportional to 3,066.91, 4,597.27 and 2,142.21 is: 3,211.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.91 : 4,597.27 = 2,142.21 : x
  2. Step 2: Convert to fraction form
    3,066.91/4,597.27 = 2,142.21/x
  3. Step 3: Cross multiply
    3,066.91x = 4,597.27 × 2,142.21
  4. Step 4: Simplify right side
    3,066.91x = 9,848,341.70
  5. Step 5: Solve for x
    x = 9,848,341.70/3,066.91
  6. Step 6: Final answer
    x = 3,211.16

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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.