Home / 2,051.14-2,830.60-1,119.64

Finding the Fourth Proportional to 2,051.14, 2,830.60 and 1,119.64

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Solution

The fourth proportional to 2,051.14, 2,830.60 and 1,119.64 is: 1,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.14 : 2,830.60 = 1,119.64 : x
  2. Step 2: Convert to fraction form
    2,051.14/2,830.60 = 1,119.64/x
  3. Step 3: Cross multiply
    2,051.14x = 2,830.60 × 1,119.64
  4. Step 4: Simplify right side
    2,051.14x = 3,169,252.98
  5. Step 5: Solve for x
    x = 3,169,252.98/2,051.14
  6. Step 6: Final answer
    x = 1,545.12

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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.