Home / 10,277.27-15,415.91-2,486.09

Finding the Fourth Proportional to 10,277.27, 15,415.91 and 2,486.09

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Solution

The fourth proportional to 10,277.27, 15,415.91 and 2,486.09 is: 3,729.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.27 : 15,415.91 = 2,486.09 : x
  2. Step 2: Convert to fraction form
    10,277.27/15,415.91 = 2,486.09/x
  3. Step 3: Cross multiply
    10,277.27x = 15,415.91 × 2,486.09
  4. Step 4: Simplify right side
    10,277.27x = 38,325,250.18
  5. Step 5: Solve for x
    x = 38,325,250.18/10,277.27
  6. Step 6: Final answer
    x = 3,729.13

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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.