Home / 4,391.28-6,061.94-2,800.07

Finding the Fourth Proportional to 4,391.28, 6,061.94 and 2,800.07

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Solution

The fourth proportional to 4,391.28, 6,061.94 and 2,800.07 is: 3,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.28 : 6,061.94 = 2,800.07 : x
  2. Step 2: Convert to fraction form
    4,391.28/6,061.94 = 2,800.07/x
  3. Step 3: Cross multiply
    4,391.28x = 6,061.94 × 2,800.07
  4. Step 4: Simplify right side
    4,391.28x = 16,973,845.09
  5. Step 5: Solve for x
    x = 16,973,845.09/4,391.28
  6. Step 6: Final answer
    x = 3,865.35

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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.