Home / 3,943.11-5,444.03-2,453.05

Finding the Fourth Proportional to 3,943.11, 5,444.03 and 2,453.05

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Solution

The fourth proportional to 3,943.11, 5,444.03 and 2,453.05 is: 3,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.11 : 5,444.03 = 2,453.05 : x
  2. Step 2: Convert to fraction form
    3,943.11/5,444.03 = 2,453.05/x
  3. Step 3: Cross multiply
    3,943.11x = 5,444.03 × 2,453.05
  4. Step 4: Simplify right side
    3,943.11x = 13,354,477.79
  5. Step 5: Solve for x
    x = 13,354,477.79/3,943.11
  6. Step 6: Final answer
    x = 3,386.79

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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.