Home / 5,723.66-7,895.37-4,128.52

Finding the Fourth Proportional to 5,723.66, 7,895.37 and 4,128.52

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Solution

The fourth proportional to 5,723.66, 7,895.37 and 4,128.52 is: 5,694.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.66 : 7,895.37 = 4,128.52 : x
  2. Step 2: Convert to fraction form
    5,723.66/7,895.37 = 4,128.52/x
  3. Step 3: Cross multiply
    5,723.66x = 7,895.37 × 4,128.52
  4. Step 4: Simplify right side
    5,723.66x = 32,596,203.50
  5. Step 5: Solve for x
    x = 32,596,203.50/5,723.66
  6. Step 6: Final answer
    x = 5,694.99

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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.