Home / 4,439.40-6,659.10-3,114.60

Finding the Fourth Proportional to 4,439.40, 6,659.10 and 3,114.60

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Solution

The fourth proportional to 4,439.40, 6,659.10 and 3,114.60 is: 4,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.40 : 6,659.10 = 3,114.60 : x
  2. Step 2: Convert to fraction form
    4,439.40/6,659.10 = 3,114.60/x
  3. Step 3: Cross multiply
    4,439.40x = 6,659.10 × 3,114.60
  4. Step 4: Simplify right side
    4,439.40x = 20,740,432.86
  5. Step 5: Solve for x
    x = 20,740,432.86/4,439.40
  6. Step 6: Final answer
    x = 4,671.90

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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.