Home / 8,184.10-12,268.05-4,020.70

Finding the Fourth Proportional to 8,184.10, 12,268.05 and 4,020.70

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Solution

The fourth proportional to 8,184.10, 12,268.05 and 4,020.70 is: 6,027.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.10 : 12,268.05 = 4,020.70 : x
  2. Step 2: Convert to fraction form
    8,184.10/12,268.05 = 4,020.70/x
  3. Step 3: Cross multiply
    8,184.10x = 12,268.05 × 4,020.70
  4. Step 4: Simplify right side
    8,184.10x = 49,326,148.64
  5. Step 5: Solve for x
    x = 49,326,148.64/8,184.10
  6. Step 6: Final answer
    x = 6,027.07

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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.