Home / 7,915.14-11,868.90-2,366.52

Finding the Fourth Proportional to 7,915.14, 11,868.90 and 2,366.52

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Solution

The fourth proportional to 7,915.14, 11,868.90 and 2,366.52 is: 3,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.14 : 11,868.90 = 2,366.52 : x
  2. Step 2: Convert to fraction form
    7,915.14/11,868.90 = 2,366.52/x
  3. Step 3: Cross multiply
    7,915.14x = 11,868.90 × 2,366.52
  4. Step 4: Simplify right side
    7,915.14x = 28,087,989.23
  5. Step 5: Solve for x
    x = 28,087,989.23/7,915.14
  6. Step 6: Final answer
    x = 3,548.64

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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.