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Finding the Fourth Proportional to 9,898.09, 14,831.62 and 5,939.62

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Solution

The fourth proportional to 9,898.09, 14,831.62 and 5,939.62 is: 8,900.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.09 : 14,831.62 = 5,939.62 : x
  2. Step 2: Convert to fraction form
    9,898.09/14,831.62 = 5,939.62/x
  3. Step 3: Cross multiply
    9,898.09x = 14,831.62 × 5,939.62
  4. Step 4: Simplify right side
    9,898.09x = 88,094,134.86
  5. Step 5: Solve for x
    x = 88,094,134.86/9,898.09
  6. Step 6: Final answer
    x = 8,900.12

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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.