Home / 7,557.36-11,346.60-5,380.08

Finding the Fourth Proportional to 7,557.36, 11,346.60 and 5,380.08

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Solution

The fourth proportional to 7,557.36, 11,346.60 and 5,380.08 is: 8,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.36 : 11,346.60 = 5,380.08 : x
  2. Step 2: Convert to fraction form
    7,557.36/11,346.60 = 5,380.08/x
  3. Step 3: Cross multiply
    7,557.36x = 11,346.60 × 5,380.08
  4. Step 4: Simplify right side
    7,557.36x = 61,045,615.73
  5. Step 5: Solve for x
    x = 61,045,615.73/7,557.36
  6. Step 6: Final answer
    x = 8,077.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.