Home / 3,748.36-5,614.19-2,649.40

Finding the Fourth Proportional to 3,748.36, 5,614.19 and 2,649.40

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Solution

The fourth proportional to 3,748.36, 5,614.19 and 2,649.40 is: 3,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.36 : 5,614.19 = 2,649.40 : x
  2. Step 2: Convert to fraction form
    3,748.36/5,614.19 = 2,649.40/x
  3. Step 3: Cross multiply
    3,748.36x = 5,614.19 × 2,649.40
  4. Step 4: Simplify right side
    3,748.36x = 14,874,234.99
  5. Step 5: Solve for x
    x = 14,874,234.99/3,748.36
  6. Step 6: Final answer
    x = 3,968.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.