Home / 3,340.08-5,006.79-2,756.88

Finding the Fourth Proportional to 3,340.08, 5,006.79 and 2,756.88

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Solution

The fourth proportional to 3,340.08, 5,006.79 and 2,756.88 is: 4,132.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.08 : 5,006.79 = 2,756.88 : x
  2. Step 2: Convert to fraction form
    3,340.08/5,006.79 = 2,756.88/x
  3. Step 3: Cross multiply
    3,340.08x = 5,006.79 × 2,756.88
  4. Step 4: Simplify right side
    3,340.08x = 13,803,119.22
  5. Step 5: Solve for x
    x = 13,803,119.22/3,340.08
  6. Step 6: Final answer
    x = 4,132.57

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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.