Home / 3,586.59-5,375.65-2,106.51

Finding the Fourth Proportional to 3,586.59, 5,375.65 and 2,106.51

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Solution

The fourth proportional to 3,586.59, 5,375.65 and 2,106.51 is: 3,157.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.59 : 5,375.65 = 2,106.51 : x
  2. Step 2: Convert to fraction form
    3,586.59/5,375.65 = 2,106.51/x
  3. Step 3: Cross multiply
    3,586.59x = 5,375.65 × 2,106.51
  4. Step 4: Simplify right side
    3,586.59x = 11,323,884.36
  5. Step 5: Solve for x
    x = 11,323,884.36/3,586.59
  6. Step 6: Final answer
    x = 3,157.29

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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.