Home / 3,338.12-5,006.64-1,146.92

Finding the Fourth Proportional to 3,338.12, 5,006.64 and 1,146.92

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Solution

The fourth proportional to 3,338.12, 5,006.64 and 1,146.92 is: 1,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.12 : 5,006.64 = 1,146.92 : x
  2. Step 2: Convert to fraction form
    3,338.12/5,006.64 = 1,146.92/x
  3. Step 3: Cross multiply
    3,338.12x = 5,006.64 × 1,146.92
  4. Step 4: Simplify right side
    3,338.12x = 5,742,215.55
  5. Step 5: Solve for x
    x = 5,742,215.55/3,338.12
  6. Step 6: Final answer
    x = 1,720.19

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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.