Home / 2,750.23-3,794.66-1,555.24

Finding the Fourth Proportional to 2,750.23, 3,794.66 and 1,555.24

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Solution

The fourth proportional to 2,750.23, 3,794.66 and 1,555.24 is: 2,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.23 : 3,794.66 = 1,555.24 : x
  2. Step 2: Convert to fraction form
    2,750.23/3,794.66 = 1,555.24/x
  3. Step 3: Cross multiply
    2,750.23x = 3,794.66 × 1,555.24
  4. Step 4: Simplify right side
    2,750.23x = 5,901,599.24
  5. Step 5: Solve for x
    x = 5,901,599.24/2,750.23
  6. Step 6: Final answer
    x = 2,145.86

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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.