Home / 2,127.63-2,930.26-1,832.79

Finding the Fourth Proportional to 2,127.63, 2,930.26 and 1,832.79

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Solution

The fourth proportional to 2,127.63, 2,930.26 and 1,832.79 is: 2,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.63 : 2,930.26 = 1,832.79 : x
  2. Step 2: Convert to fraction form
    2,127.63/2,930.26 = 1,832.79/x
  3. Step 3: Cross multiply
    2,127.63x = 2,930.26 × 1,832.79
  4. Step 4: Simplify right side
    2,127.63x = 5,370,551.23
  5. Step 5: Solve for x
    x = 5,370,551.23/2,127.63
  6. Step 6: Final answer
    x = 2,524.19

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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.