Home / 3,826.98-5,278.77-2,502.23

Finding the Fourth Proportional to 3,826.98, 5,278.77 and 2,502.23

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Solution

The fourth proportional to 3,826.98, 5,278.77 and 2,502.23 is: 3,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.98 : 5,278.77 = 2,502.23 : x
  2. Step 2: Convert to fraction form
    3,826.98/5,278.77 = 2,502.23/x
  3. Step 3: Cross multiply
    3,826.98x = 5,278.77 × 2,502.23
  4. Step 4: Simplify right side
    3,826.98x = 13,208,670.26
  5. Step 5: Solve for x
    x = 13,208,670.26/3,826.98
  6. Step 6: Final answer
    x = 3,451.46

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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.