Home / 5,247.33-7,875.86-2,652.09

Finding the Fourth Proportional to 5,247.33, 7,875.86 and 2,652.09

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Solution

The fourth proportional to 5,247.33, 7,875.86 and 2,652.09 is: 3,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.33 : 7,875.86 = 2,652.09 : x
  2. Step 2: Convert to fraction form
    5,247.33/7,875.86 = 2,652.09/x
  3. Step 3: Cross multiply
    5,247.33x = 7,875.86 × 2,652.09
  4. Step 4: Simplify right side
    5,247.33x = 20,887,476.29
  5. Step 5: Solve for x
    x = 20,887,476.29/5,247.33
  6. Step 6: Final answer
    x = 3,980.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.