Home / 3,253.86-4,883.52-1,406.39

Finding the Fourth Proportional to 3,253.86, 4,883.52 and 1,406.39

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Solution

The fourth proportional to 3,253.86, 4,883.52 and 1,406.39 is: 2,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.86 : 4,883.52 = 1,406.39 : x
  2. Step 2: Convert to fraction form
    3,253.86/4,883.52 = 1,406.39/x
  3. Step 3: Cross multiply
    3,253.86x = 4,883.52 × 1,406.39
  4. Step 4: Simplify right side
    3,253.86x = 6,868,109.28
  5. Step 5: Solve for x
    x = 6,868,109.28/3,253.86
  6. Step 6: Final answer
    x = 2,110.76

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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.