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Finding the Fourth Proportional to 9,237.12, 13,858.92 and 7,860.93

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Solution

The fourth proportional to 9,237.12, 13,858.92 and 7,860.93 is: 11,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.12 : 13,858.92 = 7,860.93 : x
  2. Step 2: Convert to fraction form
    9,237.12/13,858.92 = 7,860.93/x
  3. Step 3: Cross multiply
    9,237.12x = 13,858.92 × 7,860.93
  4. Step 4: Simplify right side
    9,237.12x = 108,944,000.00
  5. Step 5: Solve for x
    x = 108,944,000.00/9,237.12
  6. Step 6: Final answer
    x = 11,794.15

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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.