Home / 2,684.42-4,024.64-1,123.14

Finding the Fourth Proportional to 2,684.42, 4,024.64 and 1,123.14

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Solution

The fourth proportional to 2,684.42, 4,024.64 and 1,123.14 is: 1,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.42 : 4,024.64 = 1,123.14 : x
  2. Step 2: Convert to fraction form
    2,684.42/4,024.64 = 1,123.14/x
  3. Step 3: Cross multiply
    2,684.42x = 4,024.64 × 1,123.14
  4. Step 4: Simplify right side
    2,684.42x = 4,520,234.17
  5. Step 5: Solve for x
    x = 4,520,234.17/2,684.42
  6. Step 6: Final answer
    x = 1,683.88

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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.