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Finding the Fourth Proportional to 2,327.64, 3,210.98 and 1,383

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Solution

The fourth proportional to 2,327.64, 3,210.98 and 1,383 is: 1,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.64 : 3,210.98 = 1,383 : x
  2. Step 2: Convert to fraction form
    2,327.64/3,210.98 = 1,383/x
  3. Step 3: Cross multiply
    2,327.64x = 3,210.98 × 1,383
  4. Step 4: Simplify right side
    2,327.64x = 4,440,785.34
  5. Step 5: Solve for x
    x = 4,440,785.34/2,327.64
  6. Step 6: Final answer
    x = 1,907.85

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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.