Home / 4,342.86-5,991.27-2,905.50

Finding the Fourth Proportional to 4,342.86, 5,991.27 and 2,905.50

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Solution

The fourth proportional to 4,342.86, 5,991.27 and 2,905.50 is: 4,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.86 : 5,991.27 = 2,905.50 : x
  2. Step 2: Convert to fraction form
    4,342.86/5,991.27 = 2,905.50/x
  3. Step 3: Cross multiply
    4,342.86x = 5,991.27 × 2,905.50
  4. Step 4: Simplify right side
    4,342.86x = 17,407,634.99
  5. Step 5: Solve for x
    x = 17,407,634.99/4,342.86
  6. Step 6: Final answer
    x = 4,008.33

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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.