Home / 2,164.84-3,247.36-1,055.27

Finding the Fourth Proportional to 2,164.84, 3,247.36 and 1,055.27

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Solution

The fourth proportional to 2,164.84, 3,247.36 and 1,055.27 is: 1,582.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164.84 : 3,247.36 = 1,055.27 : x
  2. Step 2: Convert to fraction form
    2,164.84/3,247.36 = 1,055.27/x
  3. Step 3: Cross multiply
    2,164.84x = 3,247.36 × 1,055.27
  4. Step 4: Simplify right side
    2,164.84x = 3,426,847.07
  5. Step 5: Solve for x
    x = 3,426,847.07/2,164.84
  6. Step 6: Final answer
    x = 1,582.96

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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.