Home / 6,636.99-9,159.66-3,653.43

Finding the Fourth Proportional to 6,636.99, 9,159.66 and 3,653.43

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Solution

The fourth proportional to 6,636.99, 9,159.66 and 3,653.43 is: 5,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.99 : 9,159.66 = 3,653.43 : x
  2. Step 2: Convert to fraction form
    6,636.99/9,159.66 = 3,653.43/x
  3. Step 3: Cross multiply
    6,636.99x = 9,159.66 × 3,653.43
  4. Step 4: Simplify right side
    6,636.99x = 33,464,176.63
  5. Step 5: Solve for x
    x = 33,464,176.63/6,636.99
  6. Step 6: Final answer
    x = 5,042.07

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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.