Home / 6,623.83-9,923.01-5,310.46

Finding the Fourth Proportional to 6,623.83, 9,923.01 and 5,310.46

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Solution

The fourth proportional to 6,623.83, 9,923.01 and 5,310.46 is: 7,955.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.83 : 9,923.01 = 5,310.46 : x
  2. Step 2: Convert to fraction form
    6,623.83/9,923.01 = 5,310.46/x
  3. Step 3: Cross multiply
    6,623.83x = 9,923.01 × 5,310.46
  4. Step 4: Simplify right side
    6,623.83x = 52,695,747.68
  5. Step 5: Solve for x
    x = 52,695,747.68/6,623.83
  6. Step 6: Final answer
    x = 7,955.48

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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.