Home / 5,086.36-7,018.26-2,848.30

Finding the Fourth Proportional to 5,086.36, 7,018.26 and 2,848.30

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Solution

The fourth proportional to 5,086.36, 7,018.26 and 2,848.30 is: 3,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.36 : 7,018.26 = 2,848.30 : x
  2. Step 2: Convert to fraction form
    5,086.36/7,018.26 = 2,848.30/x
  3. Step 3: Cross multiply
    5,086.36x = 7,018.26 × 2,848.30
  4. Step 4: Simplify right side
    5,086.36x = 19,990,109.96
  5. Step 5: Solve for x
    x = 19,990,109.96/5,086.36
  6. Step 6: Final answer
    x = 3,930.14

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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.