Home / 1,822.41-2,746.34-1,649.22

Finding the Fourth Proportional to 1,822.41, 2,746.34 and 1,649.22

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Solution

The fourth proportional to 1,822.41, 2,746.34 and 1,649.22 is: 2,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.41 : 2,746.34 = 1,649.22 : x
  2. Step 2: Convert to fraction form
    1,822.41/2,746.34 = 1,649.22/x
  3. Step 3: Cross multiply
    1,822.41x = 2,746.34 × 1,649.22
  4. Step 4: Simplify right side
    1,822.41x = 4,529,310.61
  5. Step 5: Solve for x
    x = 4,529,310.61/1,822.41
  6. Step 6: Final answer
    x = 2,485.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.