Home / 2,050.11-2,830.55-1,305.32

Finding the Fourth Proportional to 2,050.11, 2,830.55 and 1,305.32

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Solution

The fourth proportional to 2,050.11, 2,830.55 and 1,305.32 is: 1,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.11 : 2,830.55 = 1,305.32 : x
  2. Step 2: Convert to fraction form
    2,050.11/2,830.55 = 1,305.32/x
  3. Step 3: Cross multiply
    2,050.11x = 2,830.55 × 1,305.32
  4. Step 4: Simplify right side
    2,050.11x = 3,694,752.85
  5. Step 5: Solve for x
    x = 3,694,752.85/2,050.11
  6. Step 6: Final answer
    x = 1,802.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.