Home / 4,840.66-7,262.07-1,378.18

Finding the Fourth Proportional to 4,840.66, 7,262.07 and 1,378.18

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Solution

The fourth proportional to 4,840.66, 7,262.07 and 1,378.18 is: 2,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.66 : 7,262.07 = 1,378.18 : x
  2. Step 2: Convert to fraction form
    4,840.66/7,262.07 = 1,378.18/x
  3. Step 3: Cross multiply
    4,840.66x = 7,262.07 × 1,378.18
  4. Step 4: Simplify right side
    4,840.66x = 10,008,439.63
  5. Step 5: Solve for x
    x = 10,008,439.63/4,840.66
  6. Step 6: Final answer
    x = 2,067.58

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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.