Home / 9,449.08-14,175.66-2,785.72

Finding the Fourth Proportional to 9,449.08, 14,175.66 and 2,785.72

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Solution

The fourth proportional to 9,449.08, 14,175.66 and 2,785.72 is: 4,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.08 : 14,175.66 = 2,785.72 : x
  2. Step 2: Convert to fraction form
    9,449.08/14,175.66 = 2,785.72/x
  3. Step 3: Cross multiply
    9,449.08x = 14,175.66 × 2,785.72
  4. Step 4: Simplify right side
    9,449.08x = 39,489,419.58
  5. Step 5: Solve for x
    x = 39,489,419.58/9,449.08
  6. Step 6: Final answer
    x = 4,179.18

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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.