Home / 6,915.04-10,363.26-3,790.36

Finding the Fourth Proportional to 6,915.04, 10,363.26 and 3,790.36

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Solution

The fourth proportional to 6,915.04, 10,363.26 and 3,790.36 is: 5,680.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.04 : 10,363.26 = 3,790.36 : x
  2. Step 2: Convert to fraction form
    6,915.04/10,363.26 = 3,790.36/x
  3. Step 3: Cross multiply
    6,915.04x = 10,363.26 × 3,790.36
  4. Step 4: Simplify right side
    6,915.04x = 39,280,486.17
  5. Step 5: Solve for x
    x = 39,280,486.17/6,915.04
  6. Step 6: Final answer
    x = 5,680.44

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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.