Home / 7,313.16-10,092.02-4,289.03

Finding the Fourth Proportional to 7,313.16, 10,092.02 and 4,289.03

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Solution

The fourth proportional to 7,313.16, 10,092.02 and 4,289.03 is: 5,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.16 : 10,092.02 = 4,289.03 : x
  2. Step 2: Convert to fraction form
    7,313.16/10,092.02 = 4,289.03/x
  3. Step 3: Cross multiply
    7,313.16x = 10,092.02 × 4,289.03
  4. Step 4: Simplify right side
    7,313.16x = 43,284,976.54
  5. Step 5: Solve for x
    x = 43,284,976.54/7,313.16
  6. Step 6: Final answer
    x = 5,918.78

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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.