Home / 8,745.27-13,119.57-2,823.74

Finding the Fourth Proportional to 8,745.27, 13,119.57 and 2,823.74

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Solution

The fourth proportional to 8,745.27, 13,119.57 and 2,823.74 is: 4,236.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.27 : 13,119.57 = 2,823.74 : x
  2. Step 2: Convert to fraction form
    8,745.27/13,119.57 = 2,823.74/x
  3. Step 3: Cross multiply
    8,745.27x = 13,119.57 × 2,823.74
  4. Step 4: Simplify right side
    8,745.27x = 37,046,201.29
  5. Step 5: Solve for x
    x = 37,046,201.29/8,745.27
  6. Step 6: Final answer
    x = 4,236.14

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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.