Home / 5,268.60-7,270.20-3,030.30

Finding the Fourth Proportional to 5,268.60, 7,270.20 and 3,030.30

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Solution

The fourth proportional to 5,268.60, 7,270.20 and 3,030.30 is: 4,181.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.60 : 7,270.20 = 3,030.30 : x
  2. Step 2: Convert to fraction form
    5,268.60/7,270.20 = 3,030.30/x
  3. Step 3: Cross multiply
    5,268.60x = 7,270.20 × 3,030.30
  4. Step 4: Simplify right side
    5,268.60x = 22,030,887.06
  5. Step 5: Solve for x
    x = 22,030,887.06/5,268.60
  6. Step 6: Final answer
    x = 4,181.54

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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.