Home / 4,887.56-6,744.85-2,649.44

Finding the Fourth Proportional to 4,887.56, 6,744.85 and 2,649.44

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Solution

The fourth proportional to 4,887.56, 6,744.85 and 2,649.44 is: 3,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.56 : 6,744.85 = 2,649.44 : x
  2. Step 2: Convert to fraction form
    4,887.56/6,744.85 = 2,649.44/x
  3. Step 3: Cross multiply
    4,887.56x = 6,744.85 × 2,649.44
  4. Step 4: Simplify right side
    4,887.56x = 17,870,085.62
  5. Step 5: Solve for x
    x = 17,870,085.62/4,887.56
  6. Step 6: Final answer
    x = 3,656.24

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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.