Home / 5,568.06-7,685.63-3,211.77

Finding the Fourth Proportional to 5,568.06, 7,685.63 and 3,211.77

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Solution

The fourth proportional to 5,568.06, 7,685.63 and 3,211.77 is: 4,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.06 : 7,685.63 = 3,211.77 : x
  2. Step 2: Convert to fraction form
    5,568.06/7,685.63 = 3,211.77/x
  3. Step 3: Cross multiply
    5,568.06x = 7,685.63 × 3,211.77
  4. Step 4: Simplify right side
    5,568.06x = 24,684,475.87
  5. Step 5: Solve for x
    x = 24,684,475.87/5,568.06
  6. Step 6: Final answer
    x = 4,433.23

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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.