Home / 6,818.35-10,226.39-1,888.49

Finding the Fourth Proportional to 6,818.35, 10,226.39 and 1,888.49

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Solution

The fourth proportional to 6,818.35, 10,226.39 and 1,888.49 is: 2,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.35 : 10,226.39 = 1,888.49 : x
  2. Step 2: Convert to fraction form
    6,818.35/10,226.39 = 1,888.49/x
  3. Step 3: Cross multiply
    6,818.35x = 10,226.39 × 1,888.49
  4. Step 4: Simplify right side
    6,818.35x = 19,312,435.25
  5. Step 5: Solve for x
    x = 19,312,435.25/6,818.35
  6. Step 6: Final answer
    x = 2,832.42

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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.