Home / 4,078.71-5,623.70-3,448.13

Finding the Fourth Proportional to 4,078.71, 5,623.70 and 3,448.13

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Solution

The fourth proportional to 4,078.71, 5,623.70 and 3,448.13 is: 4,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.71 : 5,623.70 = 3,448.13 : x
  2. Step 2: Convert to fraction form
    4,078.71/5,623.70 = 3,448.13/x
  3. Step 3: Cross multiply
    4,078.71x = 5,623.70 × 3,448.13
  4. Step 4: Simplify right side
    4,078.71x = 19,391,203.32
  5. Step 5: Solve for x
    x = 19,391,203.32/4,078.71
  6. Step 6: Final answer
    x = 4,754.25

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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.