Home / 3,749.56-5,176.02-2,576.68

Finding the Fourth Proportional to 3,749.56, 5,176.02 and 2,576.68

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Solution

The fourth proportional to 3,749.56, 5,176.02 and 2,576.68 is: 3,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.56 : 5,176.02 = 2,576.68 : x
  2. Step 2: Convert to fraction form
    3,749.56/5,176.02 = 2,576.68/x
  3. Step 3: Cross multiply
    3,749.56x = 5,176.02 × 2,576.68
  4. Step 4: Simplify right side
    3,749.56x = 13,336,947.21
  5. Step 5: Solve for x
    x = 13,336,947.21/3,749.56
  6. Step 6: Final answer
    x = 3,556.94

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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.