Home / 2,955.24-4,076.94-1,775.63

Finding the Fourth Proportional to 2,955.24, 4,076.94 and 1,775.63

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Solution

The fourth proportional to 2,955.24, 4,076.94 and 1,775.63 is: 2,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.24 : 4,076.94 = 1,775.63 : x
  2. Step 2: Convert to fraction form
    2,955.24/4,076.94 = 1,775.63/x
  3. Step 3: Cross multiply
    2,955.24x = 4,076.94 × 1,775.63
  4. Step 4: Simplify right side
    2,955.24x = 7,239,136.97
  5. Step 5: Solve for x
    x = 7,239,136.97/2,955.24
  6. Step 6: Final answer
    x = 2,449.59

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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.