Home / 3,557.58-4,910.43-2,065.97

Finding the Fourth Proportional to 3,557.58, 4,910.43 and 2,065.97

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Solution

The fourth proportional to 3,557.58, 4,910.43 and 2,065.97 is: 2,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.58 : 4,910.43 = 2,065.97 : x
  2. Step 2: Convert to fraction form
    3,557.58/4,910.43 = 2,065.97/x
  3. Step 3: Cross multiply
    3,557.58x = 4,910.43 × 2,065.97
  4. Step 4: Simplify right side
    3,557.58x = 10,144,776.51
  5. Step 5: Solve for x
    x = 10,144,776.51/3,557.58
  6. Step 6: Final answer
    x = 2,851.59

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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.