Home / 2,083.30-3,126.36-1,110.08

Finding the Fourth Proportional to 2,083.30, 3,126.36 and 1,110.08

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Solution

The fourth proportional to 2,083.30, 3,126.36 and 1,110.08 is: 1,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.30 : 3,126.36 = 1,110.08 : x
  2. Step 2: Convert to fraction form
    2,083.30/3,126.36 = 1,110.08/x
  3. Step 3: Cross multiply
    2,083.30x = 3,126.36 × 1,110.08
  4. Step 4: Simplify right side
    2,083.30x = 3,470,509.71
  5. Step 5: Solve for x
    x = 3,470,509.71/2,083.30
  6. Step 6: Final answer
    x = 1,665.87

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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.