Home / 4,121.84-5,688.13-2,233.43

Finding the Fourth Proportional to 4,121.84, 5,688.13 and 2,233.43

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Solution

The fourth proportional to 4,121.84, 5,688.13 and 2,233.43 is: 3,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.84 : 5,688.13 = 2,233.43 : x
  2. Step 2: Convert to fraction form
    4,121.84/5,688.13 = 2,233.43/x
  3. Step 3: Cross multiply
    4,121.84x = 5,688.13 × 2,233.43
  4. Step 4: Simplify right side
    4,121.84x = 12,704,040.19
  5. Step 5: Solve for x
    x = 12,704,040.19/4,121.84
  6. Step 6: Final answer
    x = 3,082.13

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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.