Home / 4,176.10-6,231.47-4,151.80

Finding the Fourth Proportional to 4,176.10, 6,231.47 and 4,151.80

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Solution

The fourth proportional to 4,176.10, 6,231.47 and 4,151.80 is: 6,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.10 : 6,231.47 = 4,151.80 : x
  2. Step 2: Convert to fraction form
    4,176.10/6,231.47 = 4,151.80/x
  3. Step 3: Cross multiply
    4,176.10x = 6,231.47 × 4,151.80
  4. Step 4: Simplify right side
    4,176.10x = 25,871,817.15
  5. Step 5: Solve for x
    x = 25,871,817.15/4,176.10
  6. Step 6: Final answer
    x = 6,195.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.