Home / 2,259.30-3,386.91-1,162.26

Finding the Fourth Proportional to 2,259.30, 3,386.91 and 1,162.26

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Solution

The fourth proportional to 2,259.30, 3,386.91 and 1,162.26 is: 1,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.30 : 3,386.91 = 1,162.26 : x
  2. Step 2: Convert to fraction form
    2,259.30/3,386.91 = 1,162.26/x
  3. Step 3: Cross multiply
    2,259.30x = 3,386.91 × 1,162.26
  4. Step 4: Simplify right side
    2,259.30x = 3,936,470.02
  5. Step 5: Solve for x
    x = 3,936,470.02/2,259.30
  6. Step 6: Final answer
    x = 1,742.34

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1.5x scale

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.