Home / 5,351.43-8,027.15-1,886.25

Finding the Fourth Proportional to 5,351.43, 8,027.15 and 1,886.25

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Solution

The fourth proportional to 5,351.43, 8,027.15 and 1,886.25 is: 2,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.43 : 8,027.15 = 1,886.25 : x
  2. Step 2: Convert to fraction form
    5,351.43/8,027.15 = 1,886.25/x
  3. Step 3: Cross multiply
    5,351.43x = 8,027.15 × 1,886.25
  4. Step 4: Simplify right side
    5,351.43x = 15,141,202.26
  5. Step 5: Solve for x
    x = 15,141,202.26/5,351.43
  6. Step 6: Final answer
    x = 2,829.38

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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.