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Finding the Fourth Proportional to 1,859.37, 2,782.53 and 1,754.13

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Solution

The fourth proportional to 1,859.37, 2,782.53 and 1,754.13 is: 2,625.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.37 : 2,782.53 = 1,754.13 : x
  2. Step 2: Convert to fraction form
    1,859.37/2,782.53 = 1,754.13/x
  3. Step 3: Cross multiply
    1,859.37x = 2,782.53 × 1,754.13
  4. Step 4: Simplify right side
    1,859.37x = 4,880,919.35
  5. Step 5: Solve for x
    x = 4,880,919.35/1,859.37
  6. Step 6: Final answer
    x = 2,625.04

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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.