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Finding the Fourth Proportional to 6,105.61, 9,159.05 and 1,723.11

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Solution

The fourth proportional to 6,105.61, 9,159.05 and 1,723.11 is: 2,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.61 : 9,159.05 = 1,723.11 : x
  2. Step 2: Convert to fraction form
    6,105.61/9,159.05 = 1,723.11/x
  3. Step 3: Cross multiply
    6,105.61x = 9,159.05 × 1,723.11
  4. Step 4: Simplify right side
    6,105.61x = 15,782,050.65
  5. Step 5: Solve for x
    x = 15,782,050.65/6,105.61
  6. Step 6: Final answer
    x = 2,584.84

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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.