Home / 7,756.48-11,633.75-2,491.07

Finding the Fourth Proportional to 7,756.48, 11,633.75 and 2,491.07

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Solution

The fourth proportional to 7,756.48, 11,633.75 and 2,491.07 is: 3,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.48 : 11,633.75 = 2,491.07 : x
  2. Step 2: Convert to fraction form
    7,756.48/11,633.75 = 2,491.07/x
  3. Step 3: Cross multiply
    7,756.48x = 11,633.75 × 2,491.07
  4. Step 4: Simplify right side
    7,756.48x = 28,980,485.61
  5. Step 5: Solve for x
    x = 28,980,485.61/7,756.48
  6. Step 6: Final answer
    x = 3,736.29

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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.