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Finding the Fourth Proportional to 5,332.66, 7,998.81 and 1,436.92

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Solution

The fourth proportional to 5,332.66, 7,998.81 and 1,436.92 is: 2,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.66 : 7,998.81 = 1,436.92 : x
  2. Step 2: Convert to fraction form
    5,332.66/7,998.81 = 1,436.92/x
  3. Step 3: Cross multiply
    5,332.66x = 7,998.81 × 1,436.92
  4. Step 4: Simplify right side
    5,332.66x = 11,493,650.07
  5. Step 5: Solve for x
    x = 11,493,650.07/5,332.66
  6. Step 6: Final answer
    x = 2,155.33

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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.