Home / 9,840.07-14,766.79-7,380.91

Finding the Fourth Proportional to 9,840.07, 14,766.79 and 7,380.91

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Solution

The fourth proportional to 9,840.07, 14,766.79 and 7,380.91 is: 11,076.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840.07 : 14,766.79 = 7,380.91 : x
  2. Step 2: Convert to fraction form
    9,840.07/14,766.79 = 7,380.91/x
  3. Step 3: Cross multiply
    9,840.07x = 14,766.79 × 7,380.91
  4. Step 4: Simplify right side
    9,840.07x = 108,992,347.98
  5. Step 5: Solve for x
    x = 108,992,347.98/9,840.07
  6. Step 6: Final answer
    x = 11,076.38

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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.