Home / 3,338.32-4,606.56-1,941.12

Finding the Fourth Proportional to 3,338.32, 4,606.56 and 1,941.12

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Solution

The fourth proportional to 3,338.32, 4,606.56 and 1,941.12 is: 2,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.32 : 4,606.56 = 1,941.12 : x
  2. Step 2: Convert to fraction form
    3,338.32/4,606.56 = 1,941.12/x
  3. Step 3: Cross multiply
    3,338.32x = 4,606.56 × 1,941.12
  4. Step 4: Simplify right side
    3,338.32x = 8,941,885.75
  5. Step 5: Solve for x
    x = 8,941,885.75/3,338.32
  6. Step 6: Final answer
    x = 2,678.56

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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.