Home / 11,898.50-17,847.75-4,973

Finding the Fourth Proportional to 11,898.50, 17,847.75 and 4,973

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Solution

The fourth proportional to 11,898.50, 17,847.75 and 4,973 is: 7,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.50 : 17,847.75 = 4,973 : x
  2. Step 2: Convert to fraction form
    11,898.50/17,847.75 = 4,973/x
  3. Step 3: Cross multiply
    11,898.50x = 17,847.75 × 4,973
  4. Step 4: Simplify right side
    11,898.50x = 88,756,860.75
  5. Step 5: Solve for x
    x = 88,756,860.75/11,898.50
  6. Step 6: Final answer
    x = 7,459.50

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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.