Home / 3,884.36-5,826.20-2,403.80

Finding the Fourth Proportional to 3,884.36, 5,826.20 and 2,403.80

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Solution

The fourth proportional to 3,884.36, 5,826.20 and 2,403.80 is: 3,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.36 : 5,826.20 = 2,403.80 : x
  2. Step 2: Convert to fraction form
    3,884.36/5,826.20 = 2,403.80/x
  3. Step 3: Cross multiply
    3,884.36x = 5,826.20 × 2,403.80
  4. Step 4: Simplify right side
    3,884.36x = 14,005,036.93
  5. Step 5: Solve for x
    x = 14,005,036.93/3,884.36
  6. Step 6: Final answer
    x = 3,605.50

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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.