Home / 11,898.36-17,847.45-4,972.86

Finding the Fourth Proportional to 11,898.36, 17,847.45 and 4,972.86

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Solution

The fourth proportional to 11,898.36, 17,847.45 and 4,972.86 is: 7,459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.36 : 17,847.45 = 4,972.86 : x
  2. Step 2: Convert to fraction form
    11,898.36/17,847.45 = 4,972.86/x
  3. Step 3: Cross multiply
    11,898.36x = 17,847.45 × 4,972.86
  4. Step 4: Simplify right side
    11,898.36x = 88,752,870.21
  5. Step 5: Solve for x
    x = 88,752,870.21/11,898.36
  6. Step 6: Final answer
    x = 7,459.25

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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.