Home / 3,848.12-5,765.64-3,474.68

Finding the Fourth Proportional to 3,848.12, 5,765.64 and 3,474.68

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Solution

The fourth proportional to 3,848.12, 5,765.64 and 3,474.68 is: 5,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.12 : 5,765.64 = 3,474.68 : x
  2. Step 2: Convert to fraction form
    3,848.12/5,765.64 = 3,474.68/x
  3. Step 3: Cross multiply
    3,848.12x = 5,765.64 × 3,474.68
  4. Step 4: Simplify right side
    3,848.12x = 20,033,754.00
  5. Step 5: Solve for x
    x = 20,033,754.00/3,848.12
  6. Step 6: Final answer
    x = 5,206.11

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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.