Home / 8,184.08-12,272.63-4,021.49

Finding the Fourth Proportional to 8,184.08, 12,272.63 and 4,021.49

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Solution

The fourth proportional to 8,184.08, 12,272.63 and 4,021.49 is: 6,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.08 : 12,272.63 = 4,021.49 : x
  2. Step 2: Convert to fraction form
    8,184.08/12,272.63 = 4,021.49/x
  3. Step 3: Cross multiply
    8,184.08x = 12,272.63 × 4,021.49
  4. Step 4: Simplify right side
    8,184.08x = 49,354,269.39
  5. Step 5: Solve for x
    x = 49,354,269.39/8,184.08
  6. Step 6: Final answer
    x = 6,030.52

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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.