Home / 4,980.69-6,873.53-2,742.66

Finding the Fourth Proportional to 4,980.69, 6,873.53 and 2,742.66

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Solution

The fourth proportional to 4,980.69, 6,873.53 and 2,742.66 is: 3,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.69 : 6,873.53 = 2,742.66 : x
  2. Step 2: Convert to fraction form
    4,980.69/6,873.53 = 2,742.66/x
  3. Step 3: Cross multiply
    4,980.69x = 6,873.53 × 2,742.66
  4. Step 4: Simplify right side
    4,980.69x = 18,851,742.08
  5. Step 5: Solve for x
    x = 18,851,742.08/4,980.69
  6. Step 6: Final answer
    x = 3,784.97

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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.