Home / 3,628.22-5,445.36-2,590.74

Finding the Fourth Proportional to 3,628.22, 5,445.36 and 2,590.74

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Solution

The fourth proportional to 3,628.22, 5,445.36 and 2,590.74 is: 3,888.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.22 : 5,445.36 = 2,590.74 : x
  2. Step 2: Convert to fraction form
    3,628.22/5,445.36 = 2,590.74/x
  3. Step 3: Cross multiply
    3,628.22x = 5,445.36 × 2,590.74
  4. Step 4: Simplify right side
    3,628.22x = 14,107,511.97
  5. Step 5: Solve for x
    x = 14,107,511.97/3,628.22
  6. Step 6: Final answer
    x = 3,888.28

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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.