Home / 4,448.36-6,138.91-2,953.70

Finding the Fourth Proportional to 4,448.36, 6,138.91 and 2,953.70

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Solution

The fourth proportional to 4,448.36, 6,138.91 and 2,953.70 is: 4,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.36 : 6,138.91 = 2,953.70 : x
  2. Step 2: Convert to fraction form
    4,448.36/6,138.91 = 2,953.70/x
  3. Step 3: Cross multiply
    4,448.36x = 6,138.91 × 2,953.70
  4. Step 4: Simplify right side
    4,448.36x = 18,132,498.47
  5. Step 5: Solve for x
    x = 18,132,498.47/4,448.36
  6. Step 6: Final answer
    x = 4,076.22

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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.