Home / 4,125.31-6,188.47-1,351.23

Finding the Fourth Proportional to 4,125.31, 6,188.47 and 1,351.23

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Solution

The fourth proportional to 4,125.31, 6,188.47 and 1,351.23 is: 2,027.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.31 : 6,188.47 = 1,351.23 : x
  2. Step 2: Convert to fraction form
    4,125.31/6,188.47 = 1,351.23/x
  3. Step 3: Cross multiply
    4,125.31x = 6,188.47 × 1,351.23
  4. Step 4: Simplify right side
    4,125.31x = 8,362,046.32
  5. Step 5: Solve for x
    x = 8,362,046.32/4,125.31
  6. Step 6: Final answer
    x = 2,027.01

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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.