Home / 3,919.77-5,875.02-1,723.91

Finding the Fourth Proportional to 3,919.77, 5,875.02 and 1,723.91

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Solution

The fourth proportional to 3,919.77, 5,875.02 and 1,723.91 is: 2,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919.77 : 5,875.02 = 1,723.91 : x
  2. Step 2: Convert to fraction form
    3,919.77/5,875.02 = 1,723.91/x
  3. Step 3: Cross multiply
    3,919.77x = 5,875.02 × 1,723.91
  4. Step 4: Simplify right side
    3,919.77x = 10,127,976.35
  5. Step 5: Solve for x
    x = 10,127,976.35/3,919.77
  6. Step 6: Final answer
    x = 2,583.82

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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.