Home / 3,383.02-4,669.59-1,891.41

Finding the Fourth Proportional to 3,383.02, 4,669.59 and 1,891.41

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Solution

The fourth proportional to 3,383.02, 4,669.59 and 1,891.41 is: 2,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.02 : 4,669.59 = 1,891.41 : x
  2. Step 2: Convert to fraction form
    3,383.02/4,669.59 = 1,891.41/x
  3. Step 3: Cross multiply
    3,383.02x = 4,669.59 × 1,891.41
  4. Step 4: Simplify right side
    3,383.02x = 8,832,118.34
  5. Step 5: Solve for x
    x = 8,832,118.34/3,383.02
  6. Step 6: Final answer
    x = 2,610.72

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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.