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Finding the Fourth Proportional to 9,337.86, 14,003.73 and 7,260.21

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Solution

The fourth proportional to 9,337.86, 14,003.73 and 7,260.21 is: 10,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.86 : 14,003.73 = 7,260.21 : x
  2. Step 2: Convert to fraction form
    9,337.86/14,003.73 = 7,260.21/x
  3. Step 3: Cross multiply
    9,337.86x = 14,003.73 × 7,260.21
  4. Step 4: Simplify right side
    9,337.86x = 101,670,020.58
  5. Step 5: Solve for x
    x = 101,670,020.58/9,337.86
  6. Step 6: Final answer
    x = 10,887.94

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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.