Home / 7,000.23-10,500.30-2,069.45

Finding the Fourth Proportional to 7,000.23, 10,500.30 and 2,069.45

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Solution

The fourth proportional to 7,000.23, 10,500.30 and 2,069.45 is: 3,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.23 : 10,500.30 = 2,069.45 : x
  2. Step 2: Convert to fraction form
    7,000.23/10,500.30 = 2,069.45/x
  3. Step 3: Cross multiply
    7,000.23x = 10,500.30 × 2,069.45
  4. Step 4: Simplify right side
    7,000.23x = 21,729,793.33
  5. Step 5: Solve for x
    x = 21,729,793.33/7,000.23
  6. Step 6: Final answer
    x = 3,104.15

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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.