Home / 3,642.25-5,462.91-1,176.81

Finding the Fourth Proportional to 3,642.25, 5,462.91 and 1,176.81

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Solution

The fourth proportional to 3,642.25, 5,462.91 and 1,176.81 is: 1,765.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.25 : 5,462.91 = 1,176.81 : x
  2. Step 2: Convert to fraction form
    3,642.25/5,462.91 = 1,176.81/x
  3. Step 3: Cross multiply
    3,642.25x = 5,462.91 × 1,176.81
  4. Step 4: Simplify right side
    3,642.25x = 6,428,807.12
  5. Step 5: Solve for x
    x = 6,428,807.12/3,642.25
  6. Step 6: Final answer
    x = 1,765.06

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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.