Home / 8,711.02-13,083.35-7,464.43

Finding the Fourth Proportional to 8,711.02, 13,083.35 and 7,464.43

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Solution

The fourth proportional to 8,711.02, 13,083.35 and 7,464.43 is: 11,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.02 : 13,083.35 = 7,464.43 : x
  2. Step 2: Convert to fraction form
    8,711.02/13,083.35 = 7,464.43/x
  3. Step 3: Cross multiply
    8,711.02x = 13,083.35 × 7,464.43
  4. Step 4: Simplify right side
    8,711.02x = 97,659,750.24
  5. Step 5: Solve for x
    x = 97,659,750.24/8,711.02
  6. Step 6: Final answer
    x = 11,211.06

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Why These Related Problems?

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