Home / 4,160.09-5,740.84-2,271.60

Finding the Fourth Proportional to 4,160.09, 5,740.84 and 2,271.60

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Solution

The fourth proportional to 4,160.09, 5,740.84 and 2,271.60 is: 3,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.09 : 5,740.84 = 2,271.60 : x
  2. Step 2: Convert to fraction form
    4,160.09/5,740.84 = 2,271.60/x
  3. Step 3: Cross multiply
    4,160.09x = 5,740.84 × 2,271.60
  4. Step 4: Simplify right side
    4,160.09x = 13,040,892.14
  5. Step 5: Solve for x
    x = 13,040,892.14/4,160.09
  6. Step 6: Final answer
    x = 3,134.76

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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.