Home / 7,542.48-10,409.19-4,185.27

Finding the Fourth Proportional to 7,542.48, 10,409.19 and 4,185.27

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Solution

The fourth proportional to 7,542.48, 10,409.19 and 4,185.27 is: 5,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.48 : 10,409.19 = 4,185.27 : x
  2. Step 2: Convert to fraction form
    7,542.48/10,409.19 = 4,185.27/x
  3. Step 3: Cross multiply
    7,542.48x = 10,409.19 × 4,185.27
  4. Step 4: Simplify right side
    7,542.48x = 43,565,218.59
  5. Step 5: Solve for x
    x = 43,565,218.59/7,542.48
  6. Step 6: Final answer
    x = 5,775.98

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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.