Home / 3,830.09-5,287.74-2,506.11

Finding the Fourth Proportional to 3,830.09, 5,287.74 and 2,506.11

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Solution

The fourth proportional to 3,830.09, 5,287.74 and 2,506.11 is: 3,459.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.09 : 5,287.74 = 2,506.11 : x
  2. Step 2: Convert to fraction form
    3,830.09/5,287.74 = 2,506.11/x
  3. Step 3: Cross multiply
    3,830.09x = 5,287.74 × 2,506.11
  4. Step 4: Simplify right side
    3,830.09x = 13,251,650.01
  5. Step 5: Solve for x
    x = 13,251,650.01/3,830.09
  6. Step 6: Final answer
    x = 3,459.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.