Home / 3,085.83-4,625.91-1,330.02

Finding the Fourth Proportional to 3,085.83, 4,625.91 and 1,330.02

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Solution

The fourth proportional to 3,085.83, 4,625.91 and 1,330.02 is: 1,993.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.83 : 4,625.91 = 1,330.02 : x
  2. Step 2: Convert to fraction form
    3,085.83/4,625.91 = 1,330.02/x
  3. Step 3: Cross multiply
    3,085.83x = 4,625.91 × 1,330.02
  4. Step 4: Simplify right side
    3,085.83x = 6,152,552.82
  5. Step 5: Solve for x
    x = 6,152,552.82/3,085.83
  6. Step 6: Final answer
    x = 1,993.81

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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.