Home / 3,338.40-4,605.52-2,011.32

Finding the Fourth Proportional to 3,338.40, 4,605.52 and 2,011.32

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Solution

The fourth proportional to 3,338.40, 4,605.52 and 2,011.32 is: 2,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.40 : 4,605.52 = 2,011.32 : x
  2. Step 2: Convert to fraction form
    3,338.40/4,605.52 = 2,011.32/x
  3. Step 3: Cross multiply
    3,338.40x = 4,605.52 × 2,011.32
  4. Step 4: Simplify right side
    3,338.40x = 9,263,174.49
  5. Step 5: Solve for x
    x = 9,263,174.49/3,338.40
  6. Step 6: Final answer
    x = 2,774.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.