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Finding the Fourth Proportional to 7,604.96, 11,411.06 and 5,268.56

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Solution

The fourth proportional to 7,604.96, 11,411.06 and 5,268.56 is: 7,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.96 : 11,411.06 = 5,268.56 : x
  2. Step 2: Convert to fraction form
    7,604.96/11,411.06 = 5,268.56/x
  3. Step 3: Cross multiply
    7,604.96x = 11,411.06 × 5,268.56
  4. Step 4: Simplify right side
    7,604.96x = 60,119,854.27
  5. Step 5: Solve for x
    x = 60,119,854.27/7,604.96
  6. Step 6: Final answer
    x = 7,905.35

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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.