Home / 4,887.16-6,744.31-2,649.05

Finding the Fourth Proportional to 4,887.16, 6,744.31 and 2,649.05

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Solution

The fourth proportional to 4,887.16, 6,744.31 and 2,649.05 is: 3,655.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.16 : 6,744.31 = 2,649.05 : x
  2. Step 2: Convert to fraction form
    4,887.16/6,744.31 = 2,649.05/x
  3. Step 3: Cross multiply
    4,887.16x = 6,744.31 × 2,649.05
  4. Step 4: Simplify right side
    4,887.16x = 17,866,014.25
  5. Step 5: Solve for x
    x = 17,866,014.25/4,887.16
  6. Step 6: Final answer
    x = 3,655.71

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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.