Home / 9,314.39-13,971.58-2,740.57

Finding the Fourth Proportional to 9,314.39, 13,971.58 and 2,740.57

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Solution

The fourth proportional to 9,314.39, 13,971.58 and 2,740.57 is: 4,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.39 : 13,971.58 = 2,740.57 : x
  2. Step 2: Convert to fraction form
    9,314.39/13,971.58 = 2,740.57/x
  3. Step 3: Cross multiply
    9,314.39x = 13,971.58 × 2,740.57
  4. Step 4: Simplify right side
    9,314.39x = 38,290,093.00
  5. Step 5: Solve for x
    x = 38,290,093.00/9,314.39
  6. Step 6: Final answer
    x = 4,110.85

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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.