Home / 4,122.53-5,688.81-2,443.85

Finding the Fourth Proportional to 4,122.53, 5,688.81 and 2,443.85

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Solution

The fourth proportional to 4,122.53, 5,688.81 and 2,443.85 is: 3,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.53 : 5,688.81 = 2,443.85 : x
  2. Step 2: Convert to fraction form
    4,122.53/5,688.81 = 2,443.85/x
  3. Step 3: Cross multiply
    4,122.53x = 5,688.81 × 2,443.85
  4. Step 4: Simplify right side
    4,122.53x = 13,902,586.10
  5. Step 5: Solve for x
    x = 13,902,586.10/4,122.53
  6. Step 6: Final answer
    x = 3,372.34

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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.