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Finding the Fourth Proportional to 1,843.88, 2,762.46 and 1,570.28

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Solution

The fourth proportional to 1,843.88, 2,762.46 and 1,570.28 is: 2,352.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.88 : 2,762.46 = 1,570.28 : x
  2. Step 2: Convert to fraction form
    1,843.88/2,762.46 = 1,570.28/x
  3. Step 3: Cross multiply
    1,843.88x = 2,762.46 × 1,570.28
  4. Step 4: Simplify right side
    1,843.88x = 4,337,835.69
  5. Step 5: Solve for x
    x = 4,337,835.69/1,843.88
  6. Step 6: Final answer
    x = 2,352.56

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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.