Home / 5,114.40-7,671.60-4,944.30

Finding the Fourth Proportional to 5,114.40, 7,671.60 and 4,944.30

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Solution

The fourth proportional to 5,114.40, 7,671.60 and 4,944.30 is: 7,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.40 : 7,671.60 = 4,944.30 : x
  2. Step 2: Convert to fraction form
    5,114.40/7,671.60 = 4,944.30/x
  3. Step 3: Cross multiply
    5,114.40x = 7,671.60 × 4,944.30
  4. Step 4: Simplify right side
    5,114.40x = 37,930,691.88
  5. Step 5: Solve for x
    x = 37,930,691.88/5,114.40
  6. Step 6: Final answer
    x = 7,416.45

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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.