Home / 1,369.97-2,054.96-1,164.05

Finding the Fourth Proportional to 1,369.97, 2,054.96 and 1,164.05

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Solution

The fourth proportional to 1,369.97, 2,054.96 and 1,164.05 is: 1,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369.97 : 2,054.96 = 1,164.05 : x
  2. Step 2: Convert to fraction form
    1,369.97/2,054.96 = 1,164.05/x
  3. Step 3: Cross multiply
    1,369.97x = 2,054.96 × 1,164.05
  4. Step 4: Simplify right side
    1,369.97x = 2,392,070.37
  5. Step 5: Solve for x
    x = 2,392,070.37/1,369.97
  6. Step 6: Final answer
    x = 1,746.08

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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.