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Finding the Fourth Proportional to 8,352.57, 11,526.65 and 5,369.39

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Solution

The fourth proportional to 8,352.57, 11,526.65 and 5,369.39 is: 7,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.57 : 11,526.65 = 5,369.39 : x
  2. Step 2: Convert to fraction form
    8,352.57/11,526.65 = 5,369.39/x
  3. Step 3: Cross multiply
    8,352.57x = 11,526.65 × 5,369.39
  4. Step 4: Simplify right side
    8,352.57x = 61,891,088.33
  5. Step 5: Solve for x
    x = 61,891,088.33/8,352.57
  6. Step 6: Final answer
    x = 7,409.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.