Home / 3,506.88-5,259.28-2,889.06

Finding the Fourth Proportional to 3,506.88, 5,259.28 and 2,889.06

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Solution

The fourth proportional to 3,506.88, 5,259.28 and 2,889.06 is: 4,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.88 : 5,259.28 = 2,889.06 : x
  2. Step 2: Convert to fraction form
    3,506.88/5,259.28 = 2,889.06/x
  3. Step 3: Cross multiply
    3,506.88x = 5,259.28 × 2,889.06
  4. Step 4: Simplify right side
    3,506.88x = 15,194,375.48
  5. Step 5: Solve for x
    x = 15,194,375.48/3,506.88
  6. Step 6: Final answer
    x = 4,332.73

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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.