Home / 11,140.77-16,698.57-4,563.36

Finding the Fourth Proportional to 11,140.77, 16,698.57 and 4,563.36

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Solution

The fourth proportional to 11,140.77, 16,698.57 and 4,563.36 is: 6,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.77 : 16,698.57 = 4,563.36 : x
  2. Step 2: Convert to fraction form
    11,140.77/16,698.57 = 4,563.36/x
  3. Step 3: Cross multiply
    11,140.77x = 16,698.57 × 4,563.36
  4. Step 4: Simplify right side
    11,140.77x = 76,201,586.40
  5. Step 5: Solve for x
    x = 76,201,586.40/11,140.77
  6. Step 6: Final answer
    x = 6,839.89

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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.