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Finding the Fourth Proportional to 5,395.68, 8,095.68 and 1,933.20

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Solution

The fourth proportional to 5,395.68, 8,095.68 and 1,933.20 is: 2,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.68 : 8,095.68 = 1,933.20 : x
  2. Step 2: Convert to fraction form
    5,395.68/8,095.68 = 1,933.20/x
  3. Step 3: Cross multiply
    5,395.68x = 8,095.68 × 1,933.20
  4. Step 4: Simplify right side
    5,395.68x = 15,650,568.58
  5. Step 5: Solve for x
    x = 15,650,568.58/5,395.68
  6. Step 6: Final answer
    x = 2,900.57

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Why These Related Problems?

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