Home / 6,370.98-9,556.46-1,988.44

Finding the Fourth Proportional to 6,370.98, 9,556.46 and 1,988.44

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Solution

The fourth proportional to 6,370.98, 9,556.46 and 1,988.44 is: 2,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.98 : 9,556.46 = 1,988.44 : x
  2. Step 2: Convert to fraction form
    6,370.98/9,556.46 = 1,988.44/x
  3. Step 3: Cross multiply
    6,370.98x = 9,556.46 × 1,988.44
  4. Step 4: Simplify right side
    6,370.98x = 19,002,447.32
  5. Step 5: Solve for x
    x = 19,002,447.32/6,370.98
  6. Step 6: Final answer
    x = 2,982.66

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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.