Home / 5,448.36-7,508.52-3,873.72

Finding the Fourth Proportional to 5,448.36, 7,508.52 and 3,873.72

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Solution

The fourth proportional to 5,448.36, 7,508.52 and 3,873.72 is: 5,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.36 : 7,508.52 = 3,873.72 : x
  2. Step 2: Convert to fraction form
    5,448.36/7,508.52 = 3,873.72/x
  3. Step 3: Cross multiply
    5,448.36x = 7,508.52 × 3,873.72
  4. Step 4: Simplify right side
    5,448.36x = 29,085,904.09
  5. Step 5: Solve for x
    x = 29,085,904.09/5,448.36
  6. Step 6: Final answer
    x = 5,338.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.