Home / 1,768.92-2,442.33-1,106.07

Finding the Fourth Proportional to 1,768.92, 2,442.33 and 1,106.07

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Solution

The fourth proportional to 1,768.92, 2,442.33 and 1,106.07 is: 1,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.92 : 2,442.33 = 1,106.07 : x
  2. Step 2: Convert to fraction form
    1,768.92/2,442.33 = 1,106.07/x
  3. Step 3: Cross multiply
    1,768.92x = 2,442.33 × 1,106.07
  4. Step 4: Simplify right side
    1,768.92x = 2,701,387.94
  5. Step 5: Solve for x
    x = 2,701,387.94/1,768.92
  6. Step 6: Final answer
    x = 1,527.14

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1.5x scale

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.