Home / 7,305.20-10,083.23-4,322.07

Finding the Fourth Proportional to 7,305.20, 10,083.23 and 4,322.07

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Solution

The fourth proportional to 7,305.20, 10,083.23 and 4,322.07 is: 5,965.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.20 : 10,083.23 = 4,322.07 : x
  2. Step 2: Convert to fraction form
    7,305.20/10,083.23 = 4,322.07/x
  3. Step 3: Cross multiply
    7,305.20x = 10,083.23 × 4,322.07
  4. Step 4: Simplify right side
    7,305.20x = 43,580,425.89
  5. Step 5: Solve for x
    x = 43,580,425.89/7,305.20
  6. Step 6: Final answer
    x = 5,965.67

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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.