Home / 2,932.75-4,047.15-1,606.45

Finding the Fourth Proportional to 2,932.75, 4,047.15 and 1,606.45

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Solution

The fourth proportional to 2,932.75, 4,047.15 and 1,606.45 is: 2,216.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.75 : 4,047.15 = 1,606.45 : x
  2. Step 2: Convert to fraction form
    2,932.75/4,047.15 = 1,606.45/x
  3. Step 3: Cross multiply
    2,932.75x = 4,047.15 × 1,606.45
  4. Step 4: Simplify right side
    2,932.75x = 6,501,536.09
  5. Step 5: Solve for x
    x = 6,501,536.09/2,932.75
  6. Step 6: Final answer
    x = 2,216.87

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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.