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Finding the Fourth Proportional to 4,507, 6,219.58 and 2,517.58

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Solution

The fourth proportional to 4,507, 6,219.58 and 2,517.58 is: 3,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507 : 6,219.58 = 2,517.58 : x
  2. Step 2: Convert to fraction form
    4,507/6,219.58 = 2,517.58/x
  3. Step 3: Cross multiply
    4,507x = 6,219.58 × 2,517.58
  4. Step 4: Simplify right side
    4,507x = 15,658,290.22
  5. Step 5: Solve for x
    x = 15,658,290.22/4,507
  6. Step 6: Final answer
    x = 3,474.22

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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.