Home / 2,301.86-3,176.62-1,418.24

Finding the Fourth Proportional to 2,301.86, 3,176.62 and 1,418.24

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Solution

The fourth proportional to 2,301.86, 3,176.62 and 1,418.24 is: 1,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.86 : 3,176.62 = 1,418.24 : x
  2. Step 2: Convert to fraction form
    2,301.86/3,176.62 = 1,418.24/x
  3. Step 3: Cross multiply
    2,301.86x = 3,176.62 × 1,418.24
  4. Step 4: Simplify right side
    2,301.86x = 4,505,190.12
  5. Step 5: Solve for x
    x = 4,505,190.12/2,301.86
  6. Step 6: Final answer
    x = 1,957.20

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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.