Home / 6,441.48-9,661.40-2,058.56

Finding the Fourth Proportional to 6,441.48, 9,661.40 and 2,058.56

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Solution

The fourth proportional to 6,441.48, 9,661.40 and 2,058.56 is: 3,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.48 : 9,661.40 = 2,058.56 : x
  2. Step 2: Convert to fraction form
    6,441.48/9,661.40 = 2,058.56/x
  3. Step 3: Cross multiply
    6,441.48x = 9,661.40 × 2,058.56
  4. Step 4: Simplify right side
    6,441.48x = 19,888,571.58
  5. Step 5: Solve for x
    x = 19,888,571.58/6,441.48
  6. Step 6: Final answer
    x = 3,087.58

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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.