Home / 8,026.98-11,081.52-7,394.64

Finding the Fourth Proportional to 8,026.98, 11,081.52 and 7,394.64

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Solution

The fourth proportional to 8,026.98, 11,081.52 and 7,394.64 is: 10,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.98 : 11,081.52 = 7,394.64 : x
  2. Step 2: Convert to fraction form
    8,026.98/11,081.52 = 7,394.64/x
  3. Step 3: Cross multiply
    8,026.98x = 11,081.52 × 7,394.64
  4. Step 4: Simplify right side
    8,026.98x = 81,943,851.05
  5. Step 5: Solve for x
    x = 81,943,851.05/8,026.98
  6. Step 6: Final answer
    x = 10,208.55

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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.