Home / 4,818.32-7,227.51-1,531.61

Finding the Fourth Proportional to 4,818.32, 7,227.51 and 1,531.61

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Solution

The fourth proportional to 4,818.32, 7,227.51 and 1,531.61 is: 2,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.32 : 7,227.51 = 1,531.61 : x
  2. Step 2: Convert to fraction form
    4,818.32/7,227.51 = 1,531.61/x
  3. Step 3: Cross multiply
    4,818.32x = 7,227.51 × 1,531.61
  4. Step 4: Simplify right side
    4,818.32x = 11,069,726.59
  5. Step 5: Solve for x
    x = 11,069,726.59/4,818.32
  6. Step 6: Final answer
    x = 2,297.42

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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.