Home / 6,079.10-9,115.70-2,790.08

Finding the Fourth Proportional to 6,079.10, 9,115.70 and 2,790.08

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Solution

The fourth proportional to 6,079.10, 9,115.70 and 2,790.08 is: 4,183.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.10 : 9,115.70 = 2,790.08 : x
  2. Step 2: Convert to fraction form
    6,079.10/9,115.70 = 2,790.08/x
  3. Step 3: Cross multiply
    6,079.10x = 9,115.70 × 2,790.08
  4. Step 4: Simplify right side
    6,079.10x = 25,433,532.26
  5. Step 5: Solve for x
    x = 25,433,532.26/6,079.10
  6. Step 6: Final answer
    x = 4,183.77

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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.