Home / 7,611.46-11,411.82-2,927.53

Finding the Fourth Proportional to 7,611.46, 11,411.82 and 2,927.53

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Solution

The fourth proportional to 7,611.46, 11,411.82 and 2,927.53 is: 4,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.46 : 11,411.82 = 2,927.53 : x
  2. Step 2: Convert to fraction form
    7,611.46/11,411.82 = 2,927.53/x
  3. Step 3: Cross multiply
    7,611.46x = 11,411.82 × 2,927.53
  4. Step 4: Simplify right side
    7,611.46x = 33,408,445.40
  5. Step 5: Solve for x
    x = 33,408,445.40/7,611.46
  6. Step 6: Final answer
    x = 4,389.23

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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.