Home / 4,987.74-6,883.42-3,306.24

Finding the Fourth Proportional to 4,987.74, 6,883.42 and 3,306.24

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Solution

The fourth proportional to 4,987.74, 6,883.42 and 3,306.24 is: 4,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.74 : 6,883.42 = 3,306.24 : x
  2. Step 2: Convert to fraction form
    4,987.74/6,883.42 = 3,306.24/x
  3. Step 3: Cross multiply
    4,987.74x = 6,883.42 × 3,306.24
  4. Step 4: Simplify right side
    4,987.74x = 22,758,238.54
  5. Step 5: Solve for x
    x = 22,758,238.54/4,987.74
  6. Step 6: Final answer
    x = 4,562.84

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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.