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Finding the Fourth Proportional to 2,537.76, 3,503.80 and 1,699.54

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Solution

The fourth proportional to 2,537.76, 3,503.80 and 1,699.54 is: 2,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,537.76 : 3,503.80 = 1,699.54 : x
  2. Step 2: Convert to fraction form
    2,537.76/3,503.80 = 1,699.54/x
  3. Step 3: Cross multiply
    2,537.76x = 3,503.80 × 1,699.54
  4. Step 4: Simplify right side
    2,537.76x = 5,954,848.25
  5. Step 5: Solve for x
    x = 5,954,848.25/2,537.76
  6. Step 6: Final answer
    x = 2,346.50

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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.