Home / 2,977.24-4,106.56-1,796.28

Finding the Fourth Proportional to 2,977.24, 4,106.56 and 1,796.28

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Solution

The fourth proportional to 2,977.24, 4,106.56 and 1,796.28 is: 2,477.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.24 : 4,106.56 = 1,796.28 : x
  2. Step 2: Convert to fraction form
    2,977.24/4,106.56 = 1,796.28/x
  3. Step 3: Cross multiply
    2,977.24x = 4,106.56 × 1,796.28
  4. Step 4: Simplify right side
    2,977.24x = 7,376,531.60
  5. Step 5: Solve for x
    x = 7,376,531.60/2,977.24
  6. Step 6: Final answer
    x = 2,477.64

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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.