Home / 3,152.96-4,351.56-1,827.56

Finding the Fourth Proportional to 3,152.96, 4,351.56 and 1,827.56

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Solution

The fourth proportional to 3,152.96, 4,351.56 and 1,827.56 is: 2,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.96 : 4,351.56 = 1,827.56 : x
  2. Step 2: Convert to fraction form
    3,152.96/4,351.56 = 1,827.56/x
  3. Step 3: Cross multiply
    3,152.96x = 4,351.56 × 1,827.56
  4. Step 4: Simplify right side
    3,152.96x = 7,952,736.99
  5. Step 5: Solve for x
    x = 7,952,736.99/3,152.96
  6. Step 6: Final answer
    x = 2,522.31

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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.