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Finding the Fourth Proportional to 5,039.94, 6,954.02 and 2,801.67

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Solution

The fourth proportional to 5,039.94, 6,954.02 and 2,801.67 is: 3,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.94 : 6,954.02 = 2,801.67 : x
  2. Step 2: Convert to fraction form
    5,039.94/6,954.02 = 2,801.67/x
  3. Step 3: Cross multiply
    5,039.94x = 6,954.02 × 2,801.67
  4. Step 4: Simplify right side
    5,039.94x = 19,482,855.21
  5. Step 5: Solve for x
    x = 19,482,855.21/5,039.94
  6. Step 6: Final answer
    x = 3,865.69

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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.