Home / 8,090.29-11,163.01-5,257.45

Finding the Fourth Proportional to 8,090.29, 11,163.01 and 5,257.45

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Solution

The fourth proportional to 8,090.29, 11,163.01 and 5,257.45 is: 7,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.29 : 11,163.01 = 5,257.45 : x
  2. Step 2: Convert to fraction form
    8,090.29/11,163.01 = 5,257.45/x
  3. Step 3: Cross multiply
    8,090.29x = 11,163.01 × 5,257.45
  4. Step 4: Simplify right side
    8,090.29x = 58,688,966.92
  5. Step 5: Solve for x
    x = 58,688,966.92/8,090.29
  6. Step 6: Final answer
    x = 7,254.25

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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.