Home / 7,261.20-10,875.60-3,794.40

Finding the Fourth Proportional to 7,261.20, 10,875.60 and 3,794.40

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Solution

The fourth proportional to 7,261.20, 10,875.60 and 3,794.40 is: 5,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.20 : 10,875.60 = 3,794.40 : x
  2. Step 2: Convert to fraction form
    7,261.20/10,875.60 = 3,794.40/x
  3. Step 3: Cross multiply
    7,261.20x = 10,875.60 × 3,794.40
  4. Step 4: Simplify right side
    7,261.20x = 41,266,376.64
  5. Step 5: Solve for x
    x = 41,266,376.64/7,261.20
  6. Step 6: Final answer
    x = 5,683.13

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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.