Home / 6,624.48-9,145.34-5,108.73

Finding the Fourth Proportional to 6,624.48, 9,145.34 and 5,108.73

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Solution

The fourth proportional to 6,624.48, 9,145.34 and 5,108.73 is: 7,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.48 : 9,145.34 = 5,108.73 : x
  2. Step 2: Convert to fraction form
    6,624.48/9,145.34 = 5,108.73/x
  3. Step 3: Cross multiply
    6,624.48x = 9,145.34 × 5,108.73
  4. Step 4: Simplify right side
    6,624.48x = 46,721,014.32
  5. Step 5: Solve for x
    x = 46,721,014.32/6,624.48
  6. Step 6: Final answer
    x = 7,052.78

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Double scale
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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.