Home / 9,078.41-13,617.12-2,837.71

Finding the Fourth Proportional to 9,078.41, 13,617.12 and 2,837.71

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Solution

The fourth proportional to 9,078.41, 13,617.12 and 2,837.71 is: 4,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.41 : 13,617.12 = 2,837.71 : x
  2. Step 2: Convert to fraction form
    9,078.41/13,617.12 = 2,837.71/x
  3. Step 3: Cross multiply
    9,078.41x = 13,617.12 × 2,837.71
  4. Step 4: Simplify right side
    9,078.41x = 38,641,403.55
  5. Step 5: Solve for x
    x = 38,641,403.55/9,078.41
  6. Step 6: Final answer
    x = 4,256.41

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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.