Home / 4,887.50-6,744.76-2,791.62

Finding the Fourth Proportional to 4,887.50, 6,744.76 and 2,791.62

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Solution

The fourth proportional to 4,887.50, 6,744.76 and 2,791.62 is: 3,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.50 : 6,744.76 = 2,791.62 : x
  2. Step 2: Convert to fraction form
    4,887.50/6,744.76 = 2,791.62/x
  3. Step 3: Cross multiply
    4,887.50x = 6,744.76 × 2,791.62
  4. Step 4: Simplify right side
    4,887.50x = 18,828,806.91
  5. Step 5: Solve for x
    x = 18,828,806.91/4,887.50
  6. Step 6: Final answer
    x = 3,852.44

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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.