Home / 4,118.30-5,683.03-2,439.86

Finding the Fourth Proportional to 4,118.30, 5,683.03 and 2,439.86

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Solution

The fourth proportional to 4,118.30, 5,683.03 and 2,439.86 is: 3,366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.30 : 5,683.03 = 2,439.86 : x
  2. Step 2: Convert to fraction form
    4,118.30/5,683.03 = 2,439.86/x
  3. Step 3: Cross multiply
    4,118.30x = 5,683.03 × 2,439.86
  4. Step 4: Simplify right side
    4,118.30x = 13,865,795.03
  5. Step 5: Solve for x
    x = 13,865,795.03/4,118.30
  6. Step 6: Final answer
    x = 3,366.87

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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.