Home / 3,062.10-4,224.47-1,999.52

Finding the Fourth Proportional to 3,062.10, 4,224.47 and 1,999.52

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Solution

The fourth proportional to 3,062.10, 4,224.47 and 1,999.52 is: 2,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.10 : 4,224.47 = 1,999.52 : x
  2. Step 2: Convert to fraction form
    3,062.10/4,224.47 = 1,999.52/x
  3. Step 3: Cross multiply
    3,062.10x = 4,224.47 × 1,999.52
  4. Step 4: Simplify right side
    3,062.10x = 8,446,896.13
  5. Step 5: Solve for x
    x = 8,446,896.13/3,062.10
  6. Step 6: Final answer
    x = 2,758.53

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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.