Home / 4,573.23-6,859.80-1,286.30

Finding the Fourth Proportional to 4,573.23, 6,859.80 and 1,286.30

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Solution

The fourth proportional to 4,573.23, 6,859.80 and 1,286.30 is: 1,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.23 : 6,859.80 = 1,286.30 : x
  2. Step 2: Convert to fraction form
    4,573.23/6,859.80 = 1,286.30/x
  3. Step 3: Cross multiply
    4,573.23x = 6,859.80 × 1,286.30
  4. Step 4: Simplify right side
    4,573.23x = 8,823,726.44
  5. Step 5: Solve for x
    x = 8,823,726.44/4,573.23
  6. Step 6: Final answer
    x = 1,929.43

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Double scale
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Similar ratio
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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.