Home / 6,915.03-9,545.58-5,236.44

Finding the Fourth Proportional to 6,915.03, 9,545.58 and 5,236.44

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Solution

The fourth proportional to 6,915.03, 9,545.58 and 5,236.44 is: 7,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.03 : 9,545.58 = 5,236.44 : x
  2. Step 2: Convert to fraction form
    6,915.03/9,545.58 = 5,236.44/x
  3. Step 3: Cross multiply
    6,915.03x = 9,545.58 × 5,236.44
  4. Step 4: Simplify right side
    6,915.03x = 49,984,856.94
  5. Step 5: Solve for x
    x = 49,984,856.94/6,915.03
  6. Step 6: Final answer
    x = 7,228.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.