Home / 4,889.95-6,749.66-3,298.90

Finding the Fourth Proportional to 4,889.95, 6,749.66 and 3,298.90

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Solution

The fourth proportional to 4,889.95, 6,749.66 and 3,298.90 is: 4,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.95 : 6,749.66 = 3,298.90 : x
  2. Step 2: Convert to fraction form
    4,889.95/6,749.66 = 3,298.90/x
  3. Step 3: Cross multiply
    4,889.95x = 6,749.66 × 3,298.90
  4. Step 4: Simplify right side
    4,889.95x = 22,266,453.37
  5. Step 5: Solve for x
    x = 22,266,453.37/4,889.95
  6. Step 6: Final answer
    x = 4,553.51

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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.