Home / 4,887.34-6,744.49-2,649.22

Finding the Fourth Proportional to 4,887.34, 6,744.49 and 2,649.22

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Solution

The fourth proportional to 4,887.34, 6,744.49 and 2,649.22 is: 3,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.34 : 6,744.49 = 2,649.22 : x
  2. Step 2: Convert to fraction form
    4,887.34/6,744.49 = 2,649.22/x
  3. Step 3: Cross multiply
    4,887.34x = 6,744.49 × 2,649.22
  4. Step 4: Simplify right side
    4,887.34x = 17,867,614.31
  5. Step 5: Solve for x
    x = 17,867,614.31/4,887.34
  6. Step 6: Final answer
    x = 3,655.90

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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.