Home / 3,000.06-4,140.50-2,163.51

Finding the Fourth Proportional to 3,000.06, 4,140.50 and 2,163.51

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Solution

The fourth proportional to 3,000.06, 4,140.50 and 2,163.51 is: 2,985.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.06 : 4,140.50 = 2,163.51 : x
  2. Step 2: Convert to fraction form
    3,000.06/4,140.50 = 2,163.51/x
  3. Step 3: Cross multiply
    3,000.06x = 4,140.50 × 2,163.51
  4. Step 4: Simplify right side
    3,000.06x = 8,958,002.34
  5. Step 5: Solve for x
    x = 8,958,002.34/3,000.06
  6. Step 6: Final answer
    x = 2,985.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.