Home / 6,642.27-9,163.40-4,404.51

Finding the Fourth Proportional to 6,642.27, 9,163.40 and 4,404.51

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Solution

The fourth proportional to 6,642.27, 9,163.40 and 4,404.51 is: 6,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642.27 : 9,163.40 = 4,404.51 : x
  2. Step 2: Convert to fraction form
    6,642.27/9,163.40 = 4,404.51/x
  3. Step 3: Cross multiply
    6,642.27x = 9,163.40 × 4,404.51
  4. Step 4: Simplify right side
    6,642.27x = 40,360,264.91
  5. Step 5: Solve for x
    x = 40,360,264.91/6,642.27
  6. Step 6: Final answer
    x = 6,076.28

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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.