Home / 5,892.47-8,131.71-3,239.99

Finding the Fourth Proportional to 5,892.47, 8,131.71 and 3,239.99

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Solution

The fourth proportional to 5,892.47, 8,131.71 and 3,239.99 is: 4,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.47 : 8,131.71 = 3,239.99 : x
  2. Step 2: Convert to fraction form
    5,892.47/8,131.71 = 3,239.99/x
  3. Step 3: Cross multiply
    5,892.47x = 8,131.71 × 3,239.99
  4. Step 4: Simplify right side
    5,892.47x = 26,346,659.08
  5. Step 5: Solve for x
    x = 26,346,659.08/5,892.47
  6. Step 6: Final answer
    x = 4,471.24

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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.