Home / 3,774.09-5,207.79-2,095.53

Finding the Fourth Proportional to 3,774.09, 5,207.79 and 2,095.53

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Solution

The fourth proportional to 3,774.09, 5,207.79 and 2,095.53 is: 2,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.09 : 5,207.79 = 2,095.53 : x
  2. Step 2: Convert to fraction form
    3,774.09/5,207.79 = 2,095.53/x
  3. Step 3: Cross multiply
    3,774.09x = 5,207.79 × 2,095.53
  4. Step 4: Simplify right side
    3,774.09x = 10,913,080.18
  5. Step 5: Solve for x
    x = 10,913,080.18/3,774.09
  6. Step 6: Final answer
    x = 2,891.58

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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.