Home / 2,770.92-3,823.56-1,708.52

Finding the Fourth Proportional to 2,770.92, 3,823.56 and 1,708.52

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Solution

The fourth proportional to 2,770.92, 3,823.56 and 1,708.52 is: 2,357.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.92 : 3,823.56 = 1,708.52 : x
  2. Step 2: Convert to fraction form
    2,770.92/3,823.56 = 1,708.52/x
  3. Step 3: Cross multiply
    2,770.92x = 3,823.56 × 1,708.52
  4. Step 4: Simplify right side
    2,770.92x = 6,532,609.61
  5. Step 5: Solve for x
    x = 6,532,609.61/2,770.92
  6. Step 6: Final answer
    x = 2,357.56

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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.