Home / 4,192.23-6,288.35-1,418.16

Finding the Fourth Proportional to 4,192.23, 6,288.35 and 1,418.16

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Solution

The fourth proportional to 4,192.23, 6,288.35 and 1,418.16 is: 2,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.23 : 6,288.35 = 1,418.16 : x
  2. Step 2: Convert to fraction form
    4,192.23/6,288.35 = 1,418.16/x
  3. Step 3: Cross multiply
    4,192.23x = 6,288.35 × 1,418.16
  4. Step 4: Simplify right side
    4,192.23x = 8,917,879.35
  5. Step 5: Solve for x
    x = 8,917,879.35/4,192.23
  6. Step 6: Final answer
    x = 2,127.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.