Home / 3,688.66-5,090.51-2,010.16

Finding the Fourth Proportional to 3,688.66, 5,090.51 and 2,010.16

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Solution

The fourth proportional to 3,688.66, 5,090.51 and 2,010.16 is: 2,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.66 : 5,090.51 = 2,010.16 : x
  2. Step 2: Convert to fraction form
    3,688.66/5,090.51 = 2,010.16/x
  3. Step 3: Cross multiply
    3,688.66x = 5,090.51 × 2,010.16
  4. Step 4: Simplify right side
    3,688.66x = 10,232,716.80
  5. Step 5: Solve for x
    x = 10,232,716.80/3,688.66
  6. Step 6: Final answer
    x = 2,774.10

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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.