Home / 11,172.51-16,758.75-2,852.53

Finding the Fourth Proportional to 11,172.51, 16,758.75 and 2,852.53

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Solution

The fourth proportional to 11,172.51, 16,758.75 and 2,852.53 is: 4,278.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.51 : 16,758.75 = 2,852.53 : x
  2. Step 2: Convert to fraction form
    11,172.51/16,758.75 = 2,852.53/x
  3. Step 3: Cross multiply
    11,172.51x = 16,758.75 × 2,852.53
  4. Step 4: Simplify right side
    11,172.51x = 47,804,753.34
  5. Step 5: Solve for x
    x = 47,804,753.34/11,172.51
  6. Step 6: Final answer
    x = 4,278.78

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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.