Home / 4,153.66-6,216.12-2,571.72

Finding the Fourth Proportional to 4,153.66, 6,216.12 and 2,571.72

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Solution

The fourth proportional to 4,153.66, 6,216.12 and 2,571.72 is: 3,848.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.66 : 6,216.12 = 2,571.72 : x
  2. Step 2: Convert to fraction form
    4,153.66/6,216.12 = 2,571.72/x
  3. Step 3: Cross multiply
    4,153.66x = 6,216.12 × 2,571.72
  4. Step 4: Simplify right side
    4,153.66x = 15,986,120.13
  5. Step 5: Solve for x
    x = 15,986,120.13/4,153.66
  6. Step 6: Final answer
    x = 3,848.68

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1.5x scale

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.