Home / 3,781.02-5,669.76-1,441.46

Finding the Fourth Proportional to 3,781.02, 5,669.76 and 1,441.46

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Solution

The fourth proportional to 3,781.02, 5,669.76 and 1,441.46 is: 2,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.02 : 5,669.76 = 1,441.46 : x
  2. Step 2: Convert to fraction form
    3,781.02/5,669.76 = 1,441.46/x
  3. Step 3: Cross multiply
    3,781.02x = 5,669.76 × 1,441.46
  4. Step 4: Simplify right side
    3,781.02x = 8,172,732.25
  5. Step 5: Solve for x
    x = 8,172,732.25/3,781.02
  6. Step 6: Final answer
    x = 2,161.52

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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.