Home / 3,449.25-5,175.81-1,867.93

Finding the Fourth Proportional to 3,449.25, 5,175.81 and 1,867.93

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Solution

The fourth proportional to 3,449.25, 5,175.81 and 1,867.93 is: 2,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.25 : 5,175.81 = 1,867.93 : x
  2. Step 2: Convert to fraction form
    3,449.25/5,175.81 = 1,867.93/x
  3. Step 3: Cross multiply
    3,449.25x = 5,175.81 × 1,867.93
  4. Step 4: Simplify right side
    3,449.25x = 9,668,050.77
  5. Step 5: Solve for x
    x = 9,668,050.77/3,449.25
  6. Step 6: Final answer
    x = 2,802.94

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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.