Home / 1,727.17-2,383.48-941.21

Finding the Fourth Proportional to 1,727.17, 2,383.48 and 941.21

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Solution

The fourth proportional to 1,727.17, 2,383.48 and 941.21 is: 1,298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.17 : 2,383.48 = 941.21 : x
  2. Step 2: Convert to fraction form
    1,727.17/2,383.48 = 941.21/x
  3. Step 3: Cross multiply
    1,727.17x = 2,383.48 × 941.21
  4. Step 4: Simplify right side
    1,727.17x = 2,243,355.21
  5. Step 5: Solve for x
    x = 2,243,355.21/1,727.17
  6. Step 6: Final answer
    x = 1,298.86

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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.