Home / 2,205.54-3,025.50-2,086.35

Finding the Fourth Proportional to 2,205.54, 3,025.50 and 2,086.35

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Solution

The fourth proportional to 2,205.54, 3,025.50 and 2,086.35 is: 2,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.54 : 3,025.50 = 2,086.35 : x
  2. Step 2: Convert to fraction form
    2,205.54/3,025.50 = 2,086.35/x
  3. Step 3: Cross multiply
    2,205.54x = 3,025.50 × 2,086.35
  4. Step 4: Simplify right side
    2,205.54x = 6,312,251.93
  5. Step 5: Solve for x
    x = 6,312,251.93/2,205.54
  6. Step 6: Final answer
    x = 2,862.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.