Home / 5,020.23-7,530.72-1,322.44

Finding the Fourth Proportional to 5,020.23, 7,530.72 and 1,322.44

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Solution

The fourth proportional to 5,020.23, 7,530.72 and 1,322.44 is: 1,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.23 : 7,530.72 = 1,322.44 : x
  2. Step 2: Convert to fraction form
    5,020.23/7,530.72 = 1,322.44/x
  3. Step 3: Cross multiply
    5,020.23x = 7,530.72 × 1,322.44
  4. Step 4: Simplify right side
    5,020.23x = 9,958,901.57
  5. Step 5: Solve for x
    x = 9,958,901.57/5,020.23
  6. Step 6: Final answer
    x = 1,983.75

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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.