Home / 9,403.29-14,106.72-3,781.39

Finding the Fourth Proportional to 9,403.29, 14,106.72 and 3,781.39

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Solution

The fourth proportional to 9,403.29, 14,106.72 and 3,781.39 is: 5,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.29 : 14,106.72 = 3,781.39 : x
  2. Step 2: Convert to fraction form
    9,403.29/14,106.72 = 3,781.39/x
  3. Step 3: Cross multiply
    9,403.29x = 14,106.72 × 3,781.39
  4. Step 4: Simplify right side
    9,403.29x = 53,343,009.94
  5. Step 5: Solve for x
    x = 53,343,009.94/9,403.29
  6. Step 6: Final answer
    x = 5,672.80

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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.