Home / 5,689.08-8,540.91-3,848.36

Finding the Fourth Proportional to 5,689.08, 8,540.91 and 3,848.36

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Solution

The fourth proportional to 5,689.08, 8,540.91 and 3,848.36 is: 5,777.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.08 : 8,540.91 = 3,848.36 : x
  2. Step 2: Convert to fraction form
    5,689.08/8,540.91 = 3,848.36/x
  3. Step 3: Cross multiply
    5,689.08x = 8,540.91 × 3,848.36
  4. Step 4: Simplify right side
    5,689.08x = 32,868,453.70
  5. Step 5: Solve for x
    x = 32,868,453.70/5,689.08
  6. Step 6: Final answer
    x = 5,777.46

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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.