Home / 5,042.88-6,958.46-2,804.80

Finding the Fourth Proportional to 5,042.88, 6,958.46 and 2,804.80

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Solution

The fourth proportional to 5,042.88, 6,958.46 and 2,804.80 is: 3,870.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.88 : 6,958.46 = 2,804.80 : x
  2. Step 2: Convert to fraction form
    5,042.88/6,958.46 = 2,804.80/x
  3. Step 3: Cross multiply
    5,042.88x = 6,958.46 × 2,804.80
  4. Step 4: Simplify right side
    5,042.88x = 19,517,088.61
  5. Step 5: Solve for x
    x = 19,517,088.61/5,042.88
  6. Step 6: Final answer
    x = 3,870.23

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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.