Home / 3,293.79-4,545.29-1,801.71

Finding the Fourth Proportional to 3,293.79, 4,545.29 and 1,801.71

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Solution

The fourth proportional to 3,293.79, 4,545.29 and 1,801.71 is: 2,486.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.79 : 4,545.29 = 1,801.71 : x
  2. Step 2: Convert to fraction form
    3,293.79/4,545.29 = 1,801.71/x
  3. Step 3: Cross multiply
    3,293.79x = 4,545.29 × 1,801.71
  4. Step 4: Simplify right side
    3,293.79x = 8,189,285.44
  5. Step 5: Solve for x
    x = 8,189,285.44/3,293.79
  6. Step 6: Final answer
    x = 2,486.28

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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.