Home / 5,511.87-7,606.35-2,993.92

Finding the Fourth Proportional to 5,511.87, 7,606.35 and 2,993.92

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Solution

The fourth proportional to 5,511.87, 7,606.35 and 2,993.92 is: 4,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.87 : 7,606.35 = 2,993.92 : x
  2. Step 2: Convert to fraction form
    5,511.87/7,606.35 = 2,993.92/x
  3. Step 3: Cross multiply
    5,511.87x = 7,606.35 × 2,993.92
  4. Step 4: Simplify right side
    5,511.87x = 22,772,803.39
  5. Step 5: Solve for x
    x = 22,772,803.39/5,511.87
  6. Step 6: Final answer
    x = 4,131.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.