Home / 4,968.09-6,855.99-2,730.15

Finding the Fourth Proportional to 4,968.09, 6,855.99 and 2,730.15

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Solution

The fourth proportional to 4,968.09, 6,855.99 and 2,730.15 is: 3,767.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.09 : 6,855.99 = 2,730.15 : x
  2. Step 2: Convert to fraction form
    4,968.09/6,855.99 = 2,730.15/x
  3. Step 3: Cross multiply
    4,968.09x = 6,855.99 × 2,730.15
  4. Step 4: Simplify right side
    4,968.09x = 18,717,881.10
  5. Step 5: Solve for x
    x = 18,717,881.10/4,968.09
  6. Step 6: Final answer
    x = 3,767.62

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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.