Home / 3,447.11-5,173.65-1,804.81

Finding the Fourth Proportional to 3,447.11, 5,173.65 and 1,804.81

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Solution

The fourth proportional to 3,447.11, 5,173.65 and 1,804.81 is: 2,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.11 : 5,173.65 = 1,804.81 : x
  2. Step 2: Convert to fraction form
    3,447.11/5,173.65 = 1,804.81/x
  3. Step 3: Cross multiply
    3,447.11x = 5,173.65 × 1,804.81
  4. Step 4: Simplify right side
    3,447.11x = 9,337,429.39
  5. Step 5: Solve for x
    x = 9,337,429.39/3,447.11
  6. Step 6: Final answer
    x = 2,708.77

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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.