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Finding the Fourth Proportional to 6,606.56, 9,907.50 and 2,655.92

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Solution

The fourth proportional to 6,606.56, 9,907.50 and 2,655.92 is: 3,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.56 : 9,907.50 = 2,655.92 : x
  2. Step 2: Convert to fraction form
    6,606.56/9,907.50 = 2,655.92/x
  3. Step 3: Cross multiply
    6,606.56x = 9,907.50 × 2,655.92
  4. Step 4: Simplify right side
    6,606.56x = 26,313,527.40
  5. Step 5: Solve for x
    x = 26,313,527.40/6,606.56
  6. Step 6: Final answer
    x = 3,982.94

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1.5x scale

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.