Home / 4,103.16-6,144.96-2,123.49

Finding the Fourth Proportional to 4,103.16, 6,144.96 and 2,123.49

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Solution

The fourth proportional to 4,103.16, 6,144.96 and 2,123.49 is: 3,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.16 : 6,144.96 = 2,123.49 : x
  2. Step 2: Convert to fraction form
    4,103.16/6,144.96 = 2,123.49/x
  3. Step 3: Cross multiply
    4,103.16x = 6,144.96 × 2,123.49
  4. Step 4: Simplify right side
    4,103.16x = 13,048,761.11
  5. Step 5: Solve for x
    x = 13,048,761.11/4,103.16
  6. Step 6: Final answer
    x = 3,180.17

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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.