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Finding the Fourth Proportional to 6,507, 9,760.50 and 2,403

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Solution

The fourth proportional to 6,507, 9,760.50 and 2,403 is: 3,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507 : 9,760.50 = 2,403 : x
  2. Step 2: Convert to fraction form
    6,507/9,760.50 = 2,403/x
  3. Step 3: Cross multiply
    6,507x = 9,760.50 × 2,403
  4. Step 4: Simplify right side
    6,507x = 23,454,481.50
  5. Step 5: Solve for x
    x = 23,454,481.50/6,507
  6. Step 6: Final answer
    x = 3,604.50

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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.