Home / 7,756.92-11,628.43-2,823.07

Finding the Fourth Proportional to 7,756.92, 11,628.43 and 2,823.07

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Solution

The fourth proportional to 7,756.92, 11,628.43 and 2,823.07 is: 4,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.92 : 11,628.43 = 2,823.07 : x
  2. Step 2: Convert to fraction form
    7,756.92/11,628.43 = 2,823.07/x
  3. Step 3: Cross multiply
    7,756.92x = 11,628.43 × 2,823.07
  4. Step 4: Simplify right side
    7,756.92x = 32,827,871.88
  5. Step 5: Solve for x
    x = 32,827,871.88/7,756.92
  6. Step 6: Final answer
    x = 4,232.08

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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.