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Finding the Fourth Proportional to 5,601.96, 8,367.08 and 5,074.08

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Solution

The fourth proportional to 5,601.96, 8,367.08 and 5,074.08 is: 7,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.96 : 8,367.08 = 5,074.08 : x
  2. Step 2: Convert to fraction form
    5,601.96/8,367.08 = 5,074.08/x
  3. Step 3: Cross multiply
    5,601.96x = 8,367.08 × 5,074.08
  4. Step 4: Simplify right side
    5,601.96x = 42,455,233.29
  5. Step 5: Solve for x
    x = 42,455,233.29/5,601.96
  6. Step 6: Final answer
    x = 7,578.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.