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Finding the Fourth Proportional to 6,376.38, 8,798.03 and 3,722.58

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Solution

The fourth proportional to 6,376.38, 8,798.03 and 3,722.58 is: 5,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.38 : 8,798.03 = 3,722.58 : x
  2. Step 2: Convert to fraction form
    6,376.38/8,798.03 = 3,722.58/x
  3. Step 3: Cross multiply
    6,376.38x = 8,798.03 × 3,722.58
  4. Step 4: Simplify right side
    6,376.38x = 32,751,386.80
  5. Step 5: Solve for x
    x = 32,751,386.80/6,376.38
  6. Step 6: Final answer
    x = 5,136.36

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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.