Home / 5,394.38-8,091.57-1,498.79

Finding the Fourth Proportional to 5,394.38, 8,091.57 and 1,498.79

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Solution

The fourth proportional to 5,394.38, 8,091.57 and 1,498.79 is: 2,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.38 : 8,091.57 = 1,498.79 : x
  2. Step 2: Convert to fraction form
    5,394.38/8,091.57 = 1,498.79/x
  3. Step 3: Cross multiply
    5,394.38x = 8,091.57 × 1,498.79
  4. Step 4: Simplify right side
    5,394.38x = 12,127,564.20
  5. Step 5: Solve for x
    x = 12,127,564.20/5,394.38
  6. Step 6: Final answer
    x = 2,248.19

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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.