Home / 2,644.29-3,649.83-1,648.97

Finding the Fourth Proportional to 2,644.29, 3,649.83 and 1,648.97

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Solution

The fourth proportional to 2,644.29, 3,649.83 and 1,648.97 is: 2,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.29 : 3,649.83 = 1,648.97 : x
  2. Step 2: Convert to fraction form
    2,644.29/3,649.83 = 1,648.97/x
  3. Step 3: Cross multiply
    2,644.29x = 3,649.83 × 1,648.97
  4. Step 4: Simplify right side
    2,644.29x = 6,018,441.93
  5. Step 5: Solve for x
    x = 6,018,441.93/2,644.29
  6. Step 6: Final answer
    x = 2,276.01

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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.