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Finding the Fourth Proportional to 5,010.64, 7,506.24 and 3,692

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Solution

The fourth proportional to 5,010.64, 7,506.24 and 3,692 is: 5,530.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.64 : 7,506.24 = 3,692 : x
  2. Step 2: Convert to fraction form
    5,010.64/7,506.24 = 3,692/x
  3. Step 3: Cross multiply
    5,010.64x = 7,506.24 × 3,692
  4. Step 4: Simplify right side
    5,010.64x = 27,713,038.08
  5. Step 5: Solve for x
    x = 27,713,038.08/5,010.64
  6. Step 6: Final answer
    x = 5,530.84

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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.