Home / 3,649.08-5,466.70-2,165.17

Finding the Fourth Proportional to 3,649.08, 5,466.70 and 2,165.17

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Solution

The fourth proportional to 3,649.08, 5,466.70 and 2,165.17 is: 3,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.08 : 5,466.70 = 2,165.17 : x
  2. Step 2: Convert to fraction form
    3,649.08/5,466.70 = 2,165.17/x
  3. Step 3: Cross multiply
    3,649.08x = 5,466.70 × 2,165.17
  4. Step 4: Simplify right side
    3,649.08x = 11,836,334.84
  5. Step 5: Solve for x
    x = 11,836,334.84/3,649.08
  6. Step 6: Final answer
    x = 3,243.65

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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.