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Finding the Fourth Proportional to 5,751.77, 8,628.53 and 2,243.43

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Solution

The fourth proportional to 5,751.77, 8,628.53 and 2,243.43 is: 3,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.77 : 8,628.53 = 2,243.43 : x
  2. Step 2: Convert to fraction form
    5,751.77/8,628.53 = 2,243.43/x
  3. Step 3: Cross multiply
    5,751.77x = 8,628.53 × 2,243.43
  4. Step 4: Simplify right side
    5,751.77x = 19,357,491.84
  5. Step 5: Solve for x
    x = 19,357,491.84/5,751.77
  6. Step 6: Final answer
    x = 3,365.49

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1.5x scale

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.