Home / 9,199.34-13,788.14-3,932.81

Finding the Fourth Proportional to 9,199.34, 13,788.14 and 3,932.81

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Solution

The fourth proportional to 9,199.34, 13,788.14 and 3,932.81 is: 5,894.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.34 : 13,788.14 = 3,932.81 : x
  2. Step 2: Convert to fraction form
    9,199.34/13,788.14 = 3,932.81/x
  3. Step 3: Cross multiply
    9,199.34x = 13,788.14 × 3,932.81
  4. Step 4: Simplify right side
    9,199.34x = 54,226,134.87
  5. Step 5: Solve for x
    x = 54,226,134.87/9,199.34
  6. Step 6: Final answer
    x = 5,894.57

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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.