Home / 4,805.07-6,630.36-2,680.08

Finding the Fourth Proportional to 4,805.07, 6,630.36 and 2,680.08

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Solution

The fourth proportional to 4,805.07, 6,630.36 and 2,680.08 is: 3,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.07 : 6,630.36 = 2,680.08 : x
  2. Step 2: Convert to fraction form
    4,805.07/6,630.36 = 2,680.08/x
  3. Step 3: Cross multiply
    4,805.07x = 6,630.36 × 2,680.08
  4. Step 4: Simplify right side
    4,805.07x = 17,769,895.23
  5. Step 5: Solve for x
    x = 17,769,895.23/4,805.07
  6. Step 6: Final answer
    x = 3,698.16

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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.