Home / 4,190.31-5,782.63-2,327.31

Finding the Fourth Proportional to 4,190.31, 5,782.63 and 2,327.31

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Solution

The fourth proportional to 4,190.31, 5,782.63 and 2,327.31 is: 3,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.31 : 5,782.63 = 2,327.31 : x
  2. Step 2: Convert to fraction form
    4,190.31/5,782.63 = 2,327.31/x
  3. Step 3: Cross multiply
    4,190.31x = 5,782.63 × 2,327.31
  4. Step 4: Simplify right side
    4,190.31x = 13,457,972.63
  5. Step 5: Solve for x
    x = 13,457,972.63/4,190.31
  6. Step 6: Final answer
    x = 3,211.69

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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.