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Finding the Fourth Proportional to 5,394.41, 8,091.63 and 1,498.82

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Solution

The fourth proportional to 5,394.41, 8,091.63 and 1,498.82 is: 2,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.41 : 8,091.63 = 1,498.82 : x
  2. Step 2: Convert to fraction form
    5,394.41/8,091.63 = 1,498.82/x
  3. Step 3: Cross multiply
    5,394.41x = 8,091.63 × 1,498.82
  4. Step 4: Simplify right side
    5,394.41x = 12,127,874.12
  5. Step 5: Solve for x
    x = 12,127,874.12/5,394.41
  6. Step 6: Final answer
    x = 2,248.23

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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.