Home / 3,927.02-5,890.55-1,005.35

Finding the Fourth Proportional to 3,927.02, 5,890.55 and 1,005.35

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Solution

The fourth proportional to 3,927.02, 5,890.55 and 1,005.35 is: 1,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.02 : 5,890.55 = 1,005.35 : x
  2. Step 2: Convert to fraction form
    3,927.02/5,890.55 = 1,005.35/x
  3. Step 3: Cross multiply
    3,927.02x = 5,890.55 × 1,005.35
  4. Step 4: Simplify right side
    3,927.02x = 5,922,029.96
  5. Step 5: Solve for x
    x = 5,922,029.96/3,927.02
  6. Step 6: Final answer
    x = 1,508.02

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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.