Home / 4,982.99-6,876.90-2,887.52

Finding the Fourth Proportional to 4,982.99, 6,876.90 and 2,887.52

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Solution

The fourth proportional to 4,982.99, 6,876.90 and 2,887.52 is: 3,984.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.99 : 6,876.90 = 2,887.52 : x
  2. Step 2: Convert to fraction form
    4,982.99/6,876.90 = 2,887.52/x
  3. Step 3: Cross multiply
    4,982.99x = 6,876.90 × 2,887.52
  4. Step 4: Simplify right side
    4,982.99x = 19,857,151.90
  5. Step 5: Solve for x
    x = 19,857,151.90/4,982.99
  6. Step 6: Final answer
    x = 3,984.99

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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.