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Finding the Fourth Proportional to 6,247.53, 9,368.19 and 1,863.81

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Solution

The fourth proportional to 6,247.53, 9,368.19 and 1,863.81 is: 2,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.53 : 9,368.19 = 1,863.81 : x
  2. Step 2: Convert to fraction form
    6,247.53/9,368.19 = 1,863.81/x
  3. Step 3: Cross multiply
    6,247.53x = 9,368.19 × 1,863.81
  4. Step 4: Simplify right side
    6,247.53x = 17,460,526.20
  5. Step 5: Solve for x
    x = 17,460,526.20/6,247.53
  6. Step 6: Final answer
    x = 2,794.79

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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.