Home / 2,291.22-3,437.42-1,059.51

Finding the Fourth Proportional to 2,291.22, 3,437.42 and 1,059.51

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Solution

The fourth proportional to 2,291.22, 3,437.42 and 1,059.51 is: 1,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.22 : 3,437.42 = 1,059.51 : x
  2. Step 2: Convert to fraction form
    2,291.22/3,437.42 = 1,059.51/x
  3. Step 3: Cross multiply
    2,291.22x = 3,437.42 × 1,059.51
  4. Step 4: Simplify right side
    2,291.22x = 3,641,980.86
  5. Step 5: Solve for x
    x = 3,641,980.86/2,291.22
  6. Step 6: Final answer
    x = 1,589.54

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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.