Home / 7,718.18-11,580.05-3,035.60

Finding the Fourth Proportional to 7,718.18, 11,580.05 and 3,035.60

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Solution

The fourth proportional to 7,718.18, 11,580.05 and 3,035.60 is: 4,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.18 : 11,580.05 = 3,035.60 : x
  2. Step 2: Convert to fraction form
    7,718.18/11,580.05 = 3,035.60/x
  3. Step 3: Cross multiply
    7,718.18x = 11,580.05 × 3,035.60
  4. Step 4: Simplify right side
    7,718.18x = 35,152,326.70
  5. Step 5: Solve for x
    x = 35,152,326.70/7,718.18
  6. Step 6: Final answer
    x = 4,554.48

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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.