Home / 2,945.86-4,065.26-1,601.46

Finding the Fourth Proportional to 2,945.86, 4,065.26 and 1,601.46

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Solution

The fourth proportional to 2,945.86, 4,065.26 and 1,601.46 is: 2,210.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.86 : 4,065.26 = 1,601.46 : x
  2. Step 2: Convert to fraction form
    2,945.86/4,065.26 = 1,601.46/x
  3. Step 3: Cross multiply
    2,945.86x = 4,065.26 × 1,601.46
  4. Step 4: Simplify right side
    2,945.86x = 6,510,351.28
  5. Step 5: Solve for x
    x = 6,510,351.28/2,945.86
  6. Step 6: Final answer
    x = 2,210.00

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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.