Home / 1,370.59-2,057.66-1,176.84

Finding the Fourth Proportional to 1,370.59, 2,057.66 and 1,176.84

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Solution

The fourth proportional to 1,370.59, 2,057.66 and 1,176.84 is: 1,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370.59 : 2,057.66 = 1,176.84 : x
  2. Step 2: Convert to fraction form
    1,370.59/2,057.66 = 1,176.84/x
  3. Step 3: Cross multiply
    1,370.59x = 2,057.66 × 1,176.84
  4. Step 4: Simplify right side
    1,370.59x = 2,421,536.59
  5. Step 5: Solve for x
    x = 2,421,536.59/1,370.59
  6. Step 6: Final answer
    x = 1,766.78

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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.