Home / 6,915.56-10,376.94-5,282.60

Finding the Fourth Proportional to 6,915.56, 10,376.94 and 5,282.60

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Solution

The fourth proportional to 6,915.56, 10,376.94 and 5,282.60 is: 7,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.56 : 10,376.94 = 5,282.60 : x
  2. Step 2: Convert to fraction form
    6,915.56/10,376.94 = 5,282.60/x
  3. Step 3: Cross multiply
    6,915.56x = 10,376.94 × 5,282.60
  4. Step 4: Simplify right side
    6,915.56x = 54,817,223.24
  5. Step 5: Solve for x
    x = 54,817,223.24/6,915.56
  6. Step 6: Final answer
    x = 7,926.65

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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.