Home / 6,815.52-10,225.91-2,658.48

Finding the Fourth Proportional to 6,815.52, 10,225.91 and 2,658.48

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Solution

The fourth proportional to 6,815.52, 10,225.91 and 2,658.48 is: 3,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.52 : 10,225.91 = 2,658.48 : x
  2. Step 2: Convert to fraction form
    6,815.52/10,225.91 = 2,658.48/x
  3. Step 3: Cross multiply
    6,815.52x = 10,225.91 × 2,658.48
  4. Step 4: Simplify right side
    6,815.52x = 27,185,377.22
  5. Step 5: Solve for x
    x = 27,185,377.22/6,815.52
  6. Step 6: Final answer
    x = 3,988.75

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1.5x scale

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.