Home / 5,069.90-7,005.41-3,901.07

Finding the Fourth Proportional to 5,069.90, 7,005.41 and 3,901.07

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Solution

The fourth proportional to 5,069.90, 7,005.41 and 3,901.07 is: 5,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.90 : 7,005.41 = 3,901.07 : x
  2. Step 2: Convert to fraction form
    5,069.90/7,005.41 = 3,901.07/x
  3. Step 3: Cross multiply
    5,069.90x = 7,005.41 × 3,901.07
  4. Step 4: Simplify right side
    5,069.90x = 27,328,540.26
  5. Step 5: Solve for x
    x = 27,328,540.26/5,069.90
  6. Step 6: Final answer
    x = 5,390.36

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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.