Home / 5,239.94-7,858.82-1,541.17

Finding the Fourth Proportional to 5,239.94, 7,858.82 and 1,541.17

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Solution

The fourth proportional to 5,239.94, 7,858.82 and 1,541.17 is: 2,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.94 : 7,858.82 = 1,541.17 : x
  2. Step 2: Convert to fraction form
    5,239.94/7,858.82 = 1,541.17/x
  3. Step 3: Cross multiply
    5,239.94x = 7,858.82 × 1,541.17
  4. Step 4: Simplify right side
    5,239.94x = 12,111,791.30
  5. Step 5: Solve for x
    x = 12,111,791.30/5,239.94
  6. Step 6: Final answer
    x = 2,311.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.