Home / 4,887.62-6,744.74-2,649.45

Finding the Fourth Proportional to 4,887.62, 6,744.74 and 2,649.45

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Solution

The fourth proportional to 4,887.62, 6,744.74 and 2,649.45 is: 3,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.62 : 6,744.74 = 2,649.45 : x
  2. Step 2: Convert to fraction form
    4,887.62/6,744.74 = 2,649.45/x
  3. Step 3: Cross multiply
    4,887.62x = 6,744.74 × 2,649.45
  4. Step 4: Simplify right side
    4,887.62x = 17,869,863.44
  5. Step 5: Solve for x
    x = 17,869,863.44/4,887.62
  6. Step 6: Final answer
    x = 3,656.15

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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.