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Finding the Fourth Proportional to 1,859.04, 2,803.30 and 1,834.32

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Solution

The fourth proportional to 1,859.04, 2,803.30 and 1,834.32 is: 2,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.04 : 2,803.30 = 1,834.32 : x
  2. Step 2: Convert to fraction form
    1,859.04/2,803.30 = 1,834.32/x
  3. Step 3: Cross multiply
    1,859.04x = 2,803.30 × 1,834.32
  4. Step 4: Simplify right side
    1,859.04x = 5,142,149.26
  5. Step 5: Solve for x
    x = 5,142,149.26/1,859.04
  6. Step 6: Final answer
    x = 2,766.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.