Home / 5,020.37-7,530.60-1,323.12

Finding the Fourth Proportional to 5,020.37, 7,530.60 and 1,323.12

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Solution

The fourth proportional to 5,020.37, 7,530.60 and 1,323.12 is: 1,984.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.37 : 7,530.60 = 1,323.12 : x
  2. Step 2: Convert to fraction form
    5,020.37/7,530.60 = 1,323.12/x
  3. Step 3: Cross multiply
    5,020.37x = 7,530.60 × 1,323.12
  4. Step 4: Simplify right side
    5,020.37x = 9,963,887.47
  5. Step 5: Solve for x
    x = 9,963,887.47/5,020.37
  6. Step 6: Final answer
    x = 1,984.69

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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.