Home / 2,955.60-4,076.24-1,776.44

Finding the Fourth Proportional to 2,955.60, 4,076.24 and 1,776.44

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Solution

The fourth proportional to 2,955.60, 4,076.24 and 1,776.44 is: 2,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.60 : 4,076.24 = 1,776.44 : x
  2. Step 2: Convert to fraction form
    2,955.60/4,076.24 = 1,776.44/x
  3. Step 3: Cross multiply
    2,955.60x = 4,076.24 × 1,776.44
  4. Step 4: Simplify right side
    2,955.60x = 7,241,166.52
  5. Step 5: Solve for x
    x = 7,241,166.52/2,955.60
  6. Step 6: Final answer
    x = 2,449.98

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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.