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Finding the Fourth Proportional to 3,577.74, 5,368.08 and 1,932.35

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Solution

The fourth proportional to 3,577.74, 5,368.08 and 1,932.35 is: 2,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.74 : 5,368.08 = 1,932.35 : x
  2. Step 2: Convert to fraction form
    3,577.74/5,368.08 = 1,932.35/x
  3. Step 3: Cross multiply
    3,577.74x = 5,368.08 × 1,932.35
  4. Step 4: Simplify right side
    3,577.74x = 10,373,009.39
  5. Step 5: Solve for x
    x = 10,373,009.39/3,577.74
  6. Step 6: Final answer
    x = 2,899.32

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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.