Home / 6,181.99-9,271.80-2,020.75

Finding the Fourth Proportional to 6,181.99, 9,271.80 and 2,020.75

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Solution

The fourth proportional to 6,181.99, 9,271.80 and 2,020.75 is: 3,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.99 : 9,271.80 = 2,020.75 : x
  2. Step 2: Convert to fraction form
    6,181.99/9,271.80 = 2,020.75/x
  3. Step 3: Cross multiply
    6,181.99x = 9,271.80 × 2,020.75
  4. Step 4: Simplify right side
    6,181.99x = 18,735,966.67
  5. Step 5: Solve for x
    x = 18,735,966.67/6,181.99
  6. Step 6: Final answer
    x = 3,030.74

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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.