Home / 3,845.19-5,306.56-2,352.64

Finding the Fourth Proportional to 3,845.19, 5,306.56 and 2,352.64

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Solution

The fourth proportional to 3,845.19, 5,306.56 and 2,352.64 is: 3,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.19 : 5,306.56 = 2,352.64 : x
  2. Step 2: Convert to fraction form
    3,845.19/5,306.56 = 2,352.64/x
  3. Step 3: Cross multiply
    3,845.19x = 5,306.56 × 2,352.64
  4. Step 4: Simplify right side
    3,845.19x = 12,484,406.17
  5. Step 5: Solve for x
    x = 12,484,406.17/3,845.19
  6. Step 6: Final answer
    x = 3,246.76

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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.