Home / 9,821.93-14,723.27-3,243.72

Finding the Fourth Proportional to 9,821.93, 14,723.27 and 3,243.72

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Solution

The fourth proportional to 9,821.93, 14,723.27 and 3,243.72 is: 4,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.93 : 14,723.27 = 3,243.72 : x
  2. Step 2: Convert to fraction form
    9,821.93/14,723.27 = 3,243.72/x
  3. Step 3: Cross multiply
    9,821.93x = 14,723.27 × 3,243.72
  4. Step 4: Simplify right side
    9,821.93x = 47,758,165.36
  5. Step 5: Solve for x
    x = 47,758,165.36/9,821.93
  6. Step 6: Final answer
    x = 4,862.40

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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.