Home / 4,085.45-6,129.34-2,006.05

Finding the Fourth Proportional to 4,085.45, 6,129.34 and 2,006.05

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Solution

The fourth proportional to 4,085.45, 6,129.34 and 2,006.05 is: 3,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.45 : 6,129.34 = 2,006.05 : x
  2. Step 2: Convert to fraction form
    4,085.45/6,129.34 = 2,006.05/x
  3. Step 3: Cross multiply
    4,085.45x = 6,129.34 × 2,006.05
  4. Step 4: Simplify right side
    4,085.45x = 12,295,779.15
  5. Step 5: Solve for x
    x = 12,295,779.15/4,085.45
  6. Step 6: Final answer
    x = 3,009.65

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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.