Home / 3,389.73-4,677.92-2,063.40

Finding the Fourth Proportional to 3,389.73, 4,677.92 and 2,063.40

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Solution

The fourth proportional to 3,389.73, 4,677.92 and 2,063.40 is: 2,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.73 : 4,677.92 = 2,063.40 : x
  2. Step 2: Convert to fraction form
    3,389.73/4,677.92 = 2,063.40/x
  3. Step 3: Cross multiply
    3,389.73x = 4,677.92 × 2,063.40
  4. Step 4: Simplify right side
    3,389.73x = 9,652,386.42
  5. Step 5: Solve for x
    x = 9,652,386.42/3,389.73
  6. Step 6: Final answer
    x = 2,847.54

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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.