Home / 4,415.92-6,623.88-1,817.44

Finding the Fourth Proportional to 4,415.92, 6,623.88 and 1,817.44

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Solution

The fourth proportional to 4,415.92, 6,623.88 and 1,817.44 is: 2,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.92 : 6,623.88 = 1,817.44 : x
  2. Step 2: Convert to fraction form
    4,415.92/6,623.88 = 1,817.44/x
  3. Step 3: Cross multiply
    4,415.92x = 6,623.88 × 1,817.44
  4. Step 4: Simplify right side
    4,415.92x = 12,038,504.47
  5. Step 5: Solve for x
    x = 12,038,504.47/4,415.92
  6. Step 6: Final answer
    x = 2,726.16

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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.