Home / 2,288.86-3,159.21-1,450.06

Finding the Fourth Proportional to 2,288.86, 3,159.21 and 1,450.06

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Solution

The fourth proportional to 2,288.86, 3,159.21 and 1,450.06 is: 2,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.86 : 3,159.21 = 1,450.06 : x
  2. Step 2: Convert to fraction form
    2,288.86/3,159.21 = 1,450.06/x
  3. Step 3: Cross multiply
    2,288.86x = 3,159.21 × 1,450.06
  4. Step 4: Simplify right side
    2,288.86x = 4,581,044.05
  5. Step 5: Solve for x
    x = 4,581,044.05/2,288.86
  6. Step 6: Final answer
    x = 2,001.45

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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.