Home / 4,175.12-5,760.47-2,406.38

Finding the Fourth Proportional to 4,175.12, 5,760.47 and 2,406.38

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Solution

The fourth proportional to 4,175.12, 5,760.47 and 2,406.38 is: 3,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.12 : 5,760.47 = 2,406.38 : x
  2. Step 2: Convert to fraction form
    4,175.12/5,760.47 = 2,406.38/x
  3. Step 3: Cross multiply
    4,175.12x = 5,760.47 × 2,406.38
  4. Step 4: Simplify right side
    4,175.12x = 13,861,879.80
  5. Step 5: Solve for x
    x = 13,861,879.80/4,175.12
  6. Step 6: Final answer
    x = 3,320.12

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Half scale
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Double scale
Find fourth proportional to 4,176.12, 5,761.85 and 2,407.38
Similar ratio
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1.5x scale

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.