Home / 1,736.61-2,397.30-1,107.98

Finding the Fourth Proportional to 1,736.61, 2,397.30 and 1,107.98

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Solution

The fourth proportional to 1,736.61, 2,397.30 and 1,107.98 is: 1,529.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.61 : 2,397.30 = 1,107.98 : x
  2. Step 2: Convert to fraction form
    1,736.61/2,397.30 = 1,107.98/x
  3. Step 3: Cross multiply
    1,736.61x = 2,397.30 × 1,107.98
  4. Step 4: Simplify right side
    1,736.61x = 2,656,170.60
  5. Step 5: Solve for x
    x = 2,656,170.60/1,736.61
  6. Step 6: Final answer
    x = 1,529.51

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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.