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Finding the Fourth Proportional to 10,663.74, 14,716.08 and 5,883.89

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Solution

The fourth proportional to 10,663.74, 14,716.08 and 5,883.89 is: 8,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.74 : 14,716.08 = 5,883.89 : x
  2. Step 2: Convert to fraction form
    10,663.74/14,716.08 = 5,883.89/x
  3. Step 3: Cross multiply
    10,663.74x = 14,716.08 × 5,883.89
  4. Step 4: Simplify right side
    10,663.74x = 86,587,722.37
  5. Step 5: Solve for x
    x = 86,587,722.37/10,663.74
  6. Step 6: Final answer
    x = 8,119.83

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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.