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Finding the Fourth Proportional to 7,276.02, 10,040.52 and 4,132

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Solution

The fourth proportional to 7,276.02, 10,040.52 and 4,132 is: 5,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.02 : 10,040.52 = 4,132 : x
  2. Step 2: Convert to fraction form
    7,276.02/10,040.52 = 4,132/x
  3. Step 3: Cross multiply
    7,276.02x = 10,040.52 × 4,132
  4. Step 4: Simplify right side
    7,276.02x = 41,487,428.64
  5. Step 5: Solve for x
    x = 41,487,428.64/7,276.02
  6. Step 6: Final answer
    x = 5,701.94

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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.