Home / 7,558.48-11,338.71-2,628.49

Finding the Fourth Proportional to 7,558.48, 11,338.71 and 2,628.49

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Solution

The fourth proportional to 7,558.48, 11,338.71 and 2,628.49 is: 3,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.48 : 11,338.71 = 2,628.49 : x
  2. Step 2: Convert to fraction form
    7,558.48/11,338.71 = 2,628.49/x
  3. Step 3: Cross multiply
    7,558.48x = 11,338.71 × 2,628.49
  4. Step 4: Simplify right side
    7,558.48x = 29,803,685.85
  5. Step 5: Solve for x
    x = 29,803,685.85/7,558.48
  6. Step 6: Final answer
    x = 3,943.08

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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.