Home / 1,894.14-2,614.12-1,054.91

Finding the Fourth Proportional to 1,894.14, 2,614.12 and 1,054.91

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Solution

The fourth proportional to 1,894.14, 2,614.12 and 1,054.91 is: 1,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.14 : 2,614.12 = 1,054.91 : x
  2. Step 2: Convert to fraction form
    1,894.14/2,614.12 = 1,054.91/x
  3. Step 3: Cross multiply
    1,894.14x = 2,614.12 × 1,054.91
  4. Step 4: Simplify right side
    1,894.14x = 2,757,665.23
  5. Step 5: Solve for x
    x = 2,757,665.23/1,894.14
  6. Step 6: Final answer
    x = 1,455.89

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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.