Home / 4,122.15-5,688.58-2,233.74

Finding the Fourth Proportional to 4,122.15, 5,688.58 and 2,233.74

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Solution

The fourth proportional to 4,122.15, 5,688.58 and 2,233.74 is: 3,082.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.15 : 5,688.58 = 2,233.74 : x
  2. Step 2: Convert to fraction form
    4,122.15/5,688.58 = 2,233.74/x
  3. Step 3: Cross multiply
    4,122.15x = 5,688.58 × 2,233.74
  4. Step 4: Simplify right side
    4,122.15x = 12,706,808.69
  5. Step 5: Solve for x
    x = 12,706,808.69/4,122.15
  6. Step 6: Final answer
    x = 3,082.57

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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.