Home / 3,055.72-4,216.95-1,796.47

Finding the Fourth Proportional to 3,055.72, 4,216.95 and 1,796.47

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Solution

The fourth proportional to 3,055.72, 4,216.95 and 1,796.47 is: 2,479.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.72 : 4,216.95 = 1,796.47 : x
  2. Step 2: Convert to fraction form
    3,055.72/4,216.95 = 1,796.47/x
  3. Step 3: Cross multiply
    3,055.72x = 4,216.95 × 1,796.47
  4. Step 4: Simplify right side
    3,055.72x = 7,575,624.17
  5. Step 5: Solve for x
    x = 7,575,624.17/3,055.72
  6. Step 6: Final answer
    x = 2,479.16

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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.