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Finding the Fourth Proportional to 6,606.38, 9,907.23 and 4,751.93

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Solution

The fourth proportional to 6,606.38, 9,907.23 and 4,751.93 is: 7,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.38 : 9,907.23 = 4,751.93 : x
  2. Step 2: Convert to fraction form
    6,606.38/9,907.23 = 4,751.93/x
  3. Step 3: Cross multiply
    6,606.38x = 9,907.23 × 4,751.93
  4. Step 4: Simplify right side
    6,606.38x = 47,078,463.45
  5. Step 5: Solve for x
    x = 47,078,463.45/6,606.38
  6. Step 6: Final answer
    x = 7,126.21

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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.