Home / 7,355.84-11,032.68-2,161.04

Finding the Fourth Proportional to 7,355.84, 11,032.68 and 2,161.04

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Solution

The fourth proportional to 7,355.84, 11,032.68 and 2,161.04 is: 3,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.84 : 11,032.68 = 2,161.04 : x
  2. Step 2: Convert to fraction form
    7,355.84/11,032.68 = 2,161.04/x
  3. Step 3: Cross multiply
    7,355.84x = 11,032.68 × 2,161.04
  4. Step 4: Simplify right side
    7,355.84x = 23,842,062.79
  5. Step 5: Solve for x
    x = 23,842,062.79/7,355.84
  6. Step 6: Final answer
    x = 3,241.24

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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.