Home / 4,645.36-6,972.24-4,151.02

Finding the Fourth Proportional to 4,645.36, 6,972.24 and 4,151.02

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Solution

The fourth proportional to 4,645.36, 6,972.24 and 4,151.02 is: 6,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.36 : 6,972.24 = 4,151.02 : x
  2. Step 2: Convert to fraction form
    4,645.36/6,972.24 = 4,151.02/x
  3. Step 3: Cross multiply
    4,645.36x = 6,972.24 × 4,151.02
  4. Step 4: Simplify right side
    4,645.36x = 28,941,907.68
  5. Step 5: Solve for x
    x = 28,941,907.68/4,645.36
  6. Step 6: Final answer
    x = 6,230.28

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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.