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Finding the Fourth Proportional to 2,607.44, 3,908 and 1,567.92

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Solution

The fourth proportional to 2,607.44, 3,908 and 1,567.92 is: 2,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.44 : 3,908 = 1,567.92 : x
  2. Step 2: Convert to fraction form
    2,607.44/3,908 = 1,567.92/x
  3. Step 3: Cross multiply
    2,607.44x = 3,908 × 1,567.92
  4. Step 4: Simplify right side
    2,607.44x = 6,127,431.36
  5. Step 5: Solve for x
    x = 6,127,431.36/2,607.44
  6. Step 6: Final answer
    x = 2,349.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.