Home / 4,919.59-7,378.51-1,632.27

Finding the Fourth Proportional to 4,919.59, 7,378.51 and 1,632.27

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Solution

The fourth proportional to 4,919.59, 7,378.51 and 1,632.27 is: 2,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.59 : 7,378.51 = 1,632.27 : x
  2. Step 2: Convert to fraction form
    4,919.59/7,378.51 = 1,632.27/x
  3. Step 3: Cross multiply
    4,919.59x = 7,378.51 × 1,632.27
  4. Step 4: Simplify right side
    4,919.59x = 12,043,720.52
  5. Step 5: Solve for x
    x = 12,043,720.52/4,919.59
  6. Step 6: Final answer
    x = 2,448.11

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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.