Home / 8,178.44-12,263.88-4,893.08

Finding the Fourth Proportional to 8,178.44, 12,263.88 and 4,893.08

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Solution

The fourth proportional to 8,178.44, 12,263.88 and 4,893.08 is: 7,337.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178.44 : 12,263.88 = 4,893.08 : x
  2. Step 2: Convert to fraction form
    8,178.44/12,263.88 = 4,893.08/x
  3. Step 3: Cross multiply
    8,178.44x = 12,263.88 × 4,893.08
  4. Step 4: Simplify right side
    8,178.44x = 60,008,145.95
  5. Step 5: Solve for x
    x = 60,008,145.95/8,178.44
  6. Step 6: Final answer
    x = 7,337.36

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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.