Home / 2,922.85-4,032.49-1,727.58

Finding the Fourth Proportional to 2,922.85, 4,032.49 and 1,727.58

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Solution

The fourth proportional to 2,922.85, 4,032.49 and 1,727.58 is: 2,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.85 : 4,032.49 = 1,727.58 : x
  2. Step 2: Convert to fraction form
    2,922.85/4,032.49 = 1,727.58/x
  3. Step 3: Cross multiply
    2,922.85x = 4,032.49 × 1,727.58
  4. Step 4: Simplify right side
    2,922.85x = 6,966,449.07
  5. Step 5: Solve for x
    x = 6,966,449.07/2,922.85
  6. Step 6: Final answer
    x = 2,383.44

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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.