Home / 4,521.62-6,237.07-2,988.54

Finding the Fourth Proportional to 4,521.62, 6,237.07 and 2,988.54

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Solution

The fourth proportional to 4,521.62, 6,237.07 and 2,988.54 is: 4,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.62 : 6,237.07 = 2,988.54 : x
  2. Step 2: Convert to fraction form
    4,521.62/6,237.07 = 2,988.54/x
  3. Step 3: Cross multiply
    4,521.62x = 6,237.07 × 2,988.54
  4. Step 4: Simplify right side
    4,521.62x = 18,639,760.30
  5. Step 5: Solve for x
    x = 18,639,760.30/4,521.62
  6. Step 6: Final answer
    x = 4,122.36

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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.