Home / 5,790.14-7,985.07-3,903.26

Finding the Fourth Proportional to 5,790.14, 7,985.07 and 3,903.26

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Solution

The fourth proportional to 5,790.14, 7,985.07 and 3,903.26 is: 5,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.14 : 7,985.07 = 3,903.26 : x
  2. Step 2: Convert to fraction form
    5,790.14/7,985.07 = 3,903.26/x
  3. Step 3: Cross multiply
    5,790.14x = 7,985.07 × 3,903.26
  4. Step 4: Simplify right side
    5,790.14x = 31,167,804.33
  5. Step 5: Solve for x
    x = 31,167,804.33/5,790.14
  6. Step 6: Final answer
    x = 5,382.91

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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.