Home / 5,042.55-6,958.56-2,804.47

Finding the Fourth Proportional to 5,042.55, 6,958.56 and 2,804.47

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Solution

The fourth proportional to 5,042.55, 6,958.56 and 2,804.47 is: 3,870.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.55 : 6,958.56 = 2,804.47 : x
  2. Step 2: Convert to fraction form
    5,042.55/6,958.56 = 2,804.47/x
  3. Step 3: Cross multiply
    5,042.55x = 6,958.56 × 2,804.47
  4. Step 4: Simplify right side
    5,042.55x = 19,515,072.76
  5. Step 5: Solve for x
    x = 19,515,072.76/5,042.55
  6. Step 6: Final answer
    x = 3,870.08

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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.