Home / 3,501.75-4,832.37-1,908.47

Finding the Fourth Proportional to 3,501.75, 4,832.37 and 1,908.47

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Solution

The fourth proportional to 3,501.75, 4,832.37 and 1,908.47 is: 2,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.75 : 4,832.37 = 1,908.47 : x
  2. Step 2: Convert to fraction form
    3,501.75/4,832.37 = 1,908.47/x
  3. Step 3: Cross multiply
    3,501.75x = 4,832.37 × 1,908.47
  4. Step 4: Simplify right side
    3,501.75x = 9,222,409.01
  5. Step 5: Solve for x
    x = 9,222,409.01/3,501.75
  6. Step 6: Final answer
    x = 2,633.66

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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.