Home / 3,099.48-4,277.38-1,773.62

Finding the Fourth Proportional to 3,099.48, 4,277.38 and 1,773.62

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Solution

The fourth proportional to 3,099.48, 4,277.38 and 1,773.62 is: 2,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.48 : 4,277.38 = 1,773.62 : x
  2. Step 2: Convert to fraction form
    3,099.48/4,277.38 = 1,773.62/x
  3. Step 3: Cross multiply
    3,099.48x = 4,277.38 × 1,773.62
  4. Step 4: Simplify right side
    3,099.48x = 7,586,420.89
  5. Step 5: Solve for x
    x = 7,586,420.89/3,099.48
  6. Step 6: Final answer
    x = 2,447.64

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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.