Home / 2,912.81-4,364.84-2,366.06

Finding the Fourth Proportional to 2,912.81, 4,364.84 and 2,366.06

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Solution

The fourth proportional to 2,912.81, 4,364.84 and 2,366.06 is: 3,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.81 : 4,364.84 = 2,366.06 : x
  2. Step 2: Convert to fraction form
    2,912.81/4,364.84 = 2,366.06/x
  3. Step 3: Cross multiply
    2,912.81x = 4,364.84 × 2,366.06
  4. Step 4: Simplify right side
    2,912.81x = 10,327,439.68
  5. Step 5: Solve for x
    x = 10,327,439.68/2,912.81
  6. Step 6: Final answer
    x = 3,545.53

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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.