Home / 4,887.38-6,744.60-2,649.24

Finding the Fourth Proportional to 4,887.38, 6,744.60 and 2,649.24

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Solution

The fourth proportional to 4,887.38, 6,744.60 and 2,649.24 is: 3,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.38 : 6,744.60 = 2,649.24 : x
  2. Step 2: Convert to fraction form
    4,887.38/6,744.60 = 2,649.24/x
  3. Step 3: Cross multiply
    4,887.38x = 6,744.60 × 2,649.24
  4. Step 4: Simplify right side
    4,887.38x = 17,868,064.10
  5. Step 5: Solve for x
    x = 17,868,064.10/4,887.38
  6. Step 6: Final answer
    x = 3,655.96

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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.