Home / 5,099.67-7,037.51-2,861.54

Finding the Fourth Proportional to 5,099.67, 7,037.51 and 2,861.54

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Solution

The fourth proportional to 5,099.67, 7,037.51 and 2,861.54 is: 3,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.67 : 7,037.51 = 2,861.54 : x
  2. Step 2: Convert to fraction form
    5,099.67/7,037.51 = 2,861.54/x
  3. Step 3: Cross multiply
    5,099.67x = 7,037.51 × 2,861.54
  4. Step 4: Simplify right side
    5,099.67x = 20,138,103.99
  5. Step 5: Solve for x
    x = 20,138,103.99/5,099.67
  6. Step 6: Final answer
    x = 3,948.90

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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.