Home / 3,255.30-4,881.07-2,866.08

Finding the Fourth Proportional to 3,255.30, 4,881.07 and 2,866.08

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Solution

The fourth proportional to 3,255.30, 4,881.07 and 2,866.08 is: 4,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.30 : 4,881.07 = 2,866.08 : x
  2. Step 2: Convert to fraction form
    3,255.30/4,881.07 = 2,866.08/x
  3. Step 3: Cross multiply
    3,255.30x = 4,881.07 × 2,866.08
  4. Step 4: Simplify right side
    3,255.30x = 13,989,529.94
  5. Step 5: Solve for x
    x = 13,989,529.94/3,255.30
  6. Step 6: Final answer
    x = 4,297.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.