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Finding the Fourth Proportional to 9,235.59, 13,858.49 and 5,727.48

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Solution

The fourth proportional to 9,235.59, 13,858.49 and 5,727.48 is: 8,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.59 : 13,858.49 = 5,727.48 : x
  2. Step 2: Convert to fraction form
    9,235.59/13,858.49 = 5,727.48/x
  3. Step 3: Cross multiply
    9,235.59x = 13,858.49 × 5,727.48
  4. Step 4: Simplify right side
    9,235.59x = 79,374,186.65
  5. Step 5: Solve for x
    x = 79,374,186.65/9,235.59
  6. Step 6: Final answer
    x = 8,594.39

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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.