Home / 2,622.97-3,939.93-1,529.47

Finding the Fourth Proportional to 2,622.97, 3,939.93 and 1,529.47

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Solution

The fourth proportional to 2,622.97, 3,939.93 and 1,529.47 is: 2,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.97 : 3,939.93 = 1,529.47 : x
  2. Step 2: Convert to fraction form
    2,622.97/3,939.93 = 1,529.47/x
  3. Step 3: Cross multiply
    2,622.97x = 3,939.93 × 1,529.47
  4. Step 4: Simplify right side
    2,622.97x = 6,026,004.74
  5. Step 5: Solve for x
    x = 6,026,004.74/2,622.97
  6. Step 6: Final answer
    x = 2,297.40

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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.