Home / 6,571.13-9,069.77-3,778.25

Finding the Fourth Proportional to 6,571.13, 9,069.77 and 3,778.25

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Solution

The fourth proportional to 6,571.13, 9,069.77 and 3,778.25 is: 5,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.13 : 9,069.77 = 3,778.25 : x
  2. Step 2: Convert to fraction form
    6,571.13/9,069.77 = 3,778.25/x
  3. Step 3: Cross multiply
    6,571.13x = 9,069.77 × 3,778.25
  4. Step 4: Simplify right side
    6,571.13x = 34,267,822.60
  5. Step 5: Solve for x
    x = 34,267,822.60/6,571.13
  6. Step 6: Final answer
    x = 5,214.91

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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.