Home / 7,108.56-9,812.13-4,873.73

Finding the Fourth Proportional to 7,108.56, 9,812.13 and 4,873.73

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Solution

The fourth proportional to 7,108.56, 9,812.13 and 4,873.73 is: 6,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.56 : 9,812.13 = 4,873.73 : x
  2. Step 2: Convert to fraction form
    7,108.56/9,812.13 = 4,873.73/x
  3. Step 3: Cross multiply
    7,108.56x = 9,812.13 × 4,873.73
  4. Step 4: Simplify right side
    7,108.56x = 47,821,623.28
  5. Step 5: Solve for x
    x = 47,821,623.28/7,108.56
  6. Step 6: Final answer
    x = 6,727.33

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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.