Home / 4,260.51-5,879.09-2,491.77

Finding the Fourth Proportional to 4,260.51, 5,879.09 and 2,491.77

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Solution

The fourth proportional to 4,260.51, 5,879.09 and 2,491.77 is: 3,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.51 : 5,879.09 = 2,491.77 : x
  2. Step 2: Convert to fraction form
    4,260.51/5,879.09 = 2,491.77/x
  3. Step 3: Cross multiply
    4,260.51x = 5,879.09 × 2,491.77
  4. Step 4: Simplify right side
    4,260.51x = 14,649,327.63
  5. Step 5: Solve for x
    x = 14,649,327.63/4,260.51
  6. Step 6: Final answer
    x = 3,438.40

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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.