Home / 2,359.55-3,256.26-1,297.43

Finding the Fourth Proportional to 2,359.55, 3,256.26 and 1,297.43

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Solution

The fourth proportional to 2,359.55, 3,256.26 and 1,297.43 is: 1,790.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.55 : 3,256.26 = 1,297.43 : x
  2. Step 2: Convert to fraction form
    2,359.55/3,256.26 = 1,297.43/x
  3. Step 3: Cross multiply
    2,359.55x = 3,256.26 × 1,297.43
  4. Step 4: Simplify right side
    2,359.55x = 4,224,753.13
  5. Step 5: Solve for x
    x = 4,224,753.13/2,359.55
  6. Step 6: Final answer
    x = 1,790.49

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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.