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Finding the Fourth Proportional to 6,609.74, 9,863.53 and 5,873.46

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Solution

The fourth proportional to 6,609.74, 9,863.53 and 5,873.46 is: 8,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.74 : 9,863.53 = 5,873.46 : x
  2. Step 2: Convert to fraction form
    6,609.74/9,863.53 = 5,873.46/x
  3. Step 3: Cross multiply
    6,609.74x = 9,863.53 × 5,873.46
  4. Step 4: Simplify right side
    6,609.74x = 57,933,048.91
  5. Step 5: Solve for x
    x = 57,933,048.91/6,609.74
  6. Step 6: Final answer
    x = 8,764.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.