Home / 9,831.72-14,738.13-6,311.82

Finding the Fourth Proportional to 9,831.72, 14,738.13 and 6,311.82

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Solution

The fourth proportional to 9,831.72, 14,738.13 and 6,311.82 is: 9,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.72 : 14,738.13 = 6,311.82 : x
  2. Step 2: Convert to fraction form
    9,831.72/14,738.13 = 6,311.82/x
  3. Step 3: Cross multiply
    9,831.72x = 14,738.13 × 6,311.82
  4. Step 4: Simplify right side
    9,831.72x = 93,024,423.70
  5. Step 5: Solve for x
    x = 93,024,423.70/9,831.72
  6. Step 6: Final answer
    x = 9,461.66

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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.