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Finding the Fourth Proportional to 9,011.66, 13,514.04 and 4,328.73

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Solution

The fourth proportional to 9,011.66, 13,514.04 and 4,328.73 is: 6,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.66 : 13,514.04 = 4,328.73 : x
  2. Step 2: Convert to fraction form
    9,011.66/13,514.04 = 4,328.73/x
  3. Step 3: Cross multiply
    9,011.66x = 13,514.04 × 4,328.73
  4. Step 4: Simplify right side
    9,011.66x = 58,498,630.37
  5. Step 5: Solve for x
    x = 58,498,630.37/9,011.66
  6. Step 6: Final answer
    x = 6,491.44

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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.