Home / 5,926.94-8,178.78-3,274.32

Finding the Fourth Proportional to 5,926.94, 8,178.78 and 3,274.32

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Solution

The fourth proportional to 5,926.94, 8,178.78 and 3,274.32 is: 4,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.94 : 8,178.78 = 3,274.32 : x
  2. Step 2: Convert to fraction form
    5,926.94/8,178.78 = 3,274.32/x
  3. Step 3: Cross multiply
    5,926.94x = 8,178.78 × 3,274.32
  4. Step 4: Simplify right side
    5,926.94x = 26,779,942.93
  5. Step 5: Solve for x
    x = 26,779,942.93/5,926.94
  6. Step 6: Final answer
    x = 4,518.34

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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.