Home / 4,261.26-5,879.12-2,491.61

Finding the Fourth Proportional to 4,261.26, 5,879.12 and 2,491.61

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Solution

The fourth proportional to 4,261.26, 5,879.12 and 2,491.61 is: 3,437.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.26 : 5,879.12 = 2,491.61 : x
  2. Step 2: Convert to fraction form
    4,261.26/5,879.12 = 2,491.61/x
  3. Step 3: Cross multiply
    4,261.26x = 5,879.12 × 2,491.61
  4. Step 4: Simplify right side
    4,261.26x = 14,648,465.71
  5. Step 5: Solve for x
    x = 14,648,465.71/4,261.26
  6. Step 6: Final answer
    x = 3,437.59

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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.