Home / 3,626.70-5,001.05-2,684.47

Finding the Fourth Proportional to 3,626.70, 5,001.05 and 2,684.47

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Solution

The fourth proportional to 3,626.70, 5,001.05 and 2,684.47 is: 3,701.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.70 : 5,001.05 = 2,684.47 : x
  2. Step 2: Convert to fraction form
    3,626.70/5,001.05 = 2,684.47/x
  3. Step 3: Cross multiply
    3,626.70x = 5,001.05 × 2,684.47
  4. Step 4: Simplify right side
    3,626.70x = 13,425,139.34
  5. Step 5: Solve for x
    x = 13,425,139.34/3,626.70
  6. Step 6: Final answer
    x = 3,701.75

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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.