Home / 2,749.01-4,123.44-801.23

Finding the Fourth Proportional to 2,749.01, 4,123.44 and 801.23

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Solution

The fourth proportional to 2,749.01, 4,123.44 and 801.23 is: 1,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.01 : 4,123.44 = 801.23 : x
  2. Step 2: Convert to fraction form
    2,749.01/4,123.44 = 801.23/x
  3. Step 3: Cross multiply
    2,749.01x = 4,123.44 × 801.23
  4. Step 4: Simplify right side
    2,749.01x = 3,303,803.21
  5. Step 5: Solve for x
    x = 3,303,803.21/2,749.01
  6. Step 6: Final answer
    x = 1,201.82

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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.