Home / 5,693.51-7,858.31-3,700.61

Finding the Fourth Proportional to 5,693.51, 7,858.31 and 3,700.61

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Solution

The fourth proportional to 5,693.51, 7,858.31 and 3,700.61 is: 5,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.51 : 7,858.31 = 3,700.61 : x
  2. Step 2: Convert to fraction form
    5,693.51/7,858.31 = 3,700.61/x
  3. Step 3: Cross multiply
    5,693.51x = 7,858.31 × 3,700.61
  4. Step 4: Simplify right side
    5,693.51x = 29,080,540.57
  5. Step 5: Solve for x
    x = 29,080,540.57/5,693.51
  6. Step 6: Final answer
    x = 5,107.66

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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.