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Finding the Fourth Proportional to 5,043, 6,959.16 and 2,804.82

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Solution

The fourth proportional to 5,043, 6,959.16 and 2,804.82 is: 3,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043 : 6,959.16 = 2,804.82 : x
  2. Step 2: Convert to fraction form
    5,043/6,959.16 = 2,804.82/x
  3. Step 3: Cross multiply
    5,043x = 6,959.16 × 2,804.82
  4. Step 4: Simplify right side
    5,043x = 19,519,191.15
  5. Step 5: Solve for x
    x = 19,519,191.15/5,043
  6. Step 6: Final answer
    x = 3,870.55

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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.