Home / 6,418.85-9,628.62-2,036.65

Finding the Fourth Proportional to 6,418.85, 9,628.62 and 2,036.65

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Solution

The fourth proportional to 6,418.85, 9,628.62 and 2,036.65 is: 3,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.85 : 9,628.62 = 2,036.65 : x
  2. Step 2: Convert to fraction form
    6,418.85/9,628.62 = 2,036.65/x
  3. Step 3: Cross multiply
    6,418.85x = 9,628.62 × 2,036.65
  4. Step 4: Simplify right side
    6,418.85x = 19,610,128.92
  5. Step 5: Solve for x
    x = 19,610,128.92/6,418.85
  6. Step 6: Final answer
    x = 3,055.08

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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.