Home / 7,020.95-10,500.44-6,246.39

Finding the Fourth Proportional to 7,020.95, 10,500.44 and 6,246.39

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Solution

The fourth proportional to 7,020.95, 10,500.44 and 6,246.39 is: 9,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.95 : 10,500.44 = 6,246.39 : x
  2. Step 2: Convert to fraction form
    7,020.95/10,500.44 = 6,246.39/x
  3. Step 3: Cross multiply
    7,020.95x = 10,500.44 × 6,246.39
  4. Step 4: Simplify right side
    7,020.95x = 65,589,843.41
  5. Step 5: Solve for x
    x = 65,589,843.41/7,020.95
  6. Step 6: Final answer
    x = 9,342.02

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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.