Home / 2,684.15-3,704.22-1,505.24

Finding the Fourth Proportional to 2,684.15, 3,704.22 and 1,505.24

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Solution

The fourth proportional to 2,684.15, 3,704.22 and 1,505.24 is: 2,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.15 : 3,704.22 = 1,505.24 : x
  2. Step 2: Convert to fraction form
    2,684.15/3,704.22 = 1,505.24/x
  3. Step 3: Cross multiply
    2,684.15x = 3,704.22 × 1,505.24
  4. Step 4: Simplify right side
    2,684.15x = 5,575,721.59
  5. Step 5: Solve for x
    x = 5,575,721.59/2,684.15
  6. Step 6: Final answer
    x = 2,077.28

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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.