Home / 6,020.30-9,030.52-2,121.98

Finding the Fourth Proportional to 6,020.30, 9,030.52 and 2,121.98

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Solution

The fourth proportional to 6,020.30, 9,030.52 and 2,121.98 is: 3,182.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,020.30 : 9,030.52 = 2,121.98 : x
  2. Step 2: Convert to fraction form
    6,020.30/9,030.52 = 2,121.98/x
  3. Step 3: Cross multiply
    6,020.30x = 9,030.52 × 2,121.98
  4. Step 4: Simplify right side
    6,020.30x = 19,162,540.33
  5. Step 5: Solve for x
    x = 19,162,540.33/6,020.30
  6. Step 6: Final answer
    x = 3,182.99

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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.