Home / 4,690.92-7,033.77-1,919.53

Finding the Fourth Proportional to 4,690.92, 7,033.77 and 1,919.53

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Solution

The fourth proportional to 4,690.92, 7,033.77 and 1,919.53 is: 2,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.92 : 7,033.77 = 1,919.53 : x
  2. Step 2: Convert to fraction form
    4,690.92/7,033.77 = 1,919.53/x
  3. Step 3: Cross multiply
    4,690.92x = 7,033.77 × 1,919.53
  4. Step 4: Simplify right side
    4,690.92x = 13,501,532.53
  5. Step 5: Solve for x
    x = 13,501,532.53/4,690.92
  6. Step 6: Final answer
    x = 2,878.23

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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.