Home / 7,265.35-10,025.88-4,122.13

Finding the Fourth Proportional to 7,265.35, 10,025.88 and 4,122.13

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Solution

The fourth proportional to 7,265.35, 10,025.88 and 4,122.13 is: 5,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.35 : 10,025.88 = 4,122.13 : x
  2. Step 2: Convert to fraction form
    7,265.35/10,025.88 = 4,122.13/x
  3. Step 3: Cross multiply
    7,265.35x = 10,025.88 × 4,122.13
  4. Step 4: Simplify right side
    7,265.35x = 41,327,980.72
  5. Step 5: Solve for x
    x = 41,327,980.72/7,265.35
  6. Step 6: Final answer
    x = 5,688.37

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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.