Home / 9,943.86-14,917.60-4,097.28

Finding the Fourth Proportional to 9,943.86, 14,917.60 and 4,097.28

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Solution

The fourth proportional to 9,943.86, 14,917.60 and 4,097.28 is: 6,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.86 : 14,917.60 = 4,097.28 : x
  2. Step 2: Convert to fraction form
    9,943.86/14,917.60 = 4,097.28/x
  3. Step 3: Cross multiply
    9,943.86x = 14,917.60 × 4,097.28
  4. Step 4: Simplify right side
    9,943.86x = 61,121,584.13
  5. Step 5: Solve for x
    x = 61,121,584.13/9,943.86
  6. Step 6: Final answer
    x = 6,146.67

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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.