Home / 4,170.08-6,253.12-1,571.36

Finding the Fourth Proportional to 4,170.08, 6,253.12 and 1,571.36

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Solution

The fourth proportional to 4,170.08, 6,253.12 and 1,571.36 is: 2,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.08 : 6,253.12 = 1,571.36 : x
  2. Step 2: Convert to fraction form
    4,170.08/6,253.12 = 1,571.36/x
  3. Step 3: Cross multiply
    4,170.08x = 6,253.12 × 1,571.36
  4. Step 4: Simplify right side
    4,170.08x = 9,825,902.64
  5. Step 5: Solve for x
    x = 9,825,902.64/4,170.08
  6. Step 6: Final answer
    x = 2,356.29

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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.