Home / 9,388.57-14,083.40-3,148.33

Finding the Fourth Proportional to 9,388.57, 14,083.40 and 3,148.33

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Solution

The fourth proportional to 9,388.57, 14,083.40 and 3,148.33 is: 4,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388.57 : 14,083.40 = 3,148.33 : x
  2. Step 2: Convert to fraction form
    9,388.57/14,083.40 = 3,148.33/x
  3. Step 3: Cross multiply
    9,388.57x = 14,083.40 × 3,148.33
  4. Step 4: Simplify right side
    9,388.57x = 44,339,190.72
  5. Step 5: Solve for x
    x = 44,339,190.72/9,388.57
  6. Step 6: Final answer
    x = 4,722.68

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1.5x scale

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.