Home / 5,088.78-7,022.77-3,099.02

Finding the Fourth Proportional to 5,088.78, 7,022.77 and 3,099.02

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Solution

The fourth proportional to 5,088.78, 7,022.77 and 3,099.02 is: 4,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.78 : 7,022.77 = 3,099.02 : x
  2. Step 2: Convert to fraction form
    5,088.78/7,022.77 = 3,099.02/x
  3. Step 3: Cross multiply
    5,088.78x = 7,022.77 × 3,099.02
  4. Step 4: Simplify right side
    5,088.78x = 21,763,669.57
  5. Step 5: Solve for x
    x = 21,763,669.57/5,088.78
  6. Step 6: Final answer
    x = 4,276.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.