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Finding the Fourth Proportional to 2,348.63, 3,240.98 and 1,300.63

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Solution

The fourth proportional to 2,348.63, 3,240.98 and 1,300.63 is: 1,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.63 : 3,240.98 = 1,300.63 : x
  2. Step 2: Convert to fraction form
    2,348.63/3,240.98 = 1,300.63/x
  3. Step 3: Cross multiply
    2,348.63x = 3,240.98 × 1,300.63
  4. Step 4: Simplify right side
    2,348.63x = 4,215,299.61
  5. Step 5: Solve for x
    x = 4,215,299.61/2,348.63
  6. Step 6: Final answer
    x = 1,794.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.