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Finding the Fourth Proportional to 3,352.63, 5,030.62 and 1,505.06

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Solution

The fourth proportional to 3,352.63, 5,030.62 and 1,505.06 is: 2,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.63 : 5,030.62 = 1,505.06 : x
  2. Step 2: Convert to fraction form
    3,352.63/5,030.62 = 1,505.06/x
  3. Step 3: Cross multiply
    3,352.63x = 5,030.62 × 1,505.06
  4. Step 4: Simplify right side
    3,352.63x = 7,571,384.94
  5. Step 5: Solve for x
    x = 7,571,384.94/3,352.63
  6. Step 6: Final answer
    x = 2,258.34

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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.