Home / 5,228.75-7,841.46-1,717.95

Finding the Fourth Proportional to 5,228.75, 7,841.46 and 1,717.95

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Solution

The fourth proportional to 5,228.75, 7,841.46 and 1,717.95 is: 2,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.75 : 7,841.46 = 1,717.95 : x
  2. Step 2: Convert to fraction form
    5,228.75/7,841.46 = 1,717.95/x
  3. Step 3: Cross multiply
    5,228.75x = 7,841.46 × 1,717.95
  4. Step 4: Simplify right side
    5,228.75x = 13,471,227.82
  5. Step 5: Solve for x
    x = 13,471,227.82/5,228.75
  6. Step 6: Final answer
    x = 2,576.38

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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.