Home / 3,745.16-5,159.88-2,609.76

Finding the Fourth Proportional to 3,745.16, 5,159.88 and 2,609.76

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Solution

The fourth proportional to 3,745.16, 5,159.88 and 2,609.76 is: 3,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.16 : 5,159.88 = 2,609.76 : x
  2. Step 2: Convert to fraction form
    3,745.16/5,159.88 = 2,609.76/x
  3. Step 3: Cross multiply
    3,745.16x = 5,159.88 × 2,609.76
  4. Step 4: Simplify right side
    3,745.16x = 13,466,048.43
  5. Step 5: Solve for x
    x = 13,466,048.43/3,745.16
  6. Step 6: Final answer
    x = 3,595.59

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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.