Home / 9,383.79-14,077.93-3,143.83

Finding the Fourth Proportional to 9,383.79, 14,077.93 and 3,143.83

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Solution

The fourth proportional to 9,383.79, 14,077.93 and 3,143.83 is: 4,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.79 : 14,077.93 = 3,143.83 : x
  2. Step 2: Convert to fraction form
    9,383.79/14,077.93 = 3,143.83/x
  3. Step 3: Cross multiply
    9,383.79x = 14,077.93 × 3,143.83
  4. Step 4: Simplify right side
    9,383.79x = 44,258,539.68
  5. Step 5: Solve for x
    x = 44,258,539.68/9,383.79
  6. Step 6: Final answer
    x = 4,716.49

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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.