Home / 5,042.70-6,958.89-2,804.45

Finding the Fourth Proportional to 5,042.70, 6,958.89 and 2,804.45

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Solution

The fourth proportional to 5,042.70, 6,958.89 and 2,804.45 is: 3,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.70 : 6,958.89 = 2,804.45 : x
  2. Step 2: Convert to fraction form
    5,042.70/6,958.89 = 2,804.45/x
  3. Step 3: Cross multiply
    5,042.70x = 6,958.89 × 2,804.45
  4. Step 4: Simplify right side
    5,042.70x = 19,515,824.27
  5. Step 5: Solve for x
    x = 19,515,824.27/5,042.70
  6. Step 6: Final answer
    x = 3,870.11

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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.