Home / 1,727.22-2,382.93-1,106.58

Finding the Fourth Proportional to 1,727.22, 2,382.93 and 1,106.58

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Solution

The fourth proportional to 1,727.22, 2,382.93 and 1,106.58 is: 1,526.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.22 : 2,382.93 = 1,106.58 : x
  2. Step 2: Convert to fraction form
    1,727.22/2,382.93 = 1,106.58/x
  3. Step 3: Cross multiply
    1,727.22x = 2,382.93 × 1,106.58
  4. Step 4: Simplify right side
    1,727.22x = 2,636,902.68
  5. Step 5: Solve for x
    x = 2,636,902.68/1,727.22
  6. Step 6: Final answer
    x = 1,526.67

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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.