Home / 4,680.42-7,022.25-3,126.66

Finding the Fourth Proportional to 4,680.42, 7,022.25 and 3,126.66

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Solution

The fourth proportional to 4,680.42, 7,022.25 and 3,126.66 is: 4,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.42 : 7,022.25 = 3,126.66 : x
  2. Step 2: Convert to fraction form
    4,680.42/7,022.25 = 3,126.66/x
  3. Step 3: Cross multiply
    4,680.42x = 7,022.25 × 3,126.66
  4. Step 4: Simplify right side
    4,680.42x = 21,956,188.19
  5. Step 5: Solve for x
    x = 21,956,188.19/4,680.42
  6. Step 6: Final answer
    x = 4,691.07

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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.