Home / 4,095.29-5,653.62-2,770.78

Finding the Fourth Proportional to 4,095.29, 5,653.62 and 2,770.78

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Solution

The fourth proportional to 4,095.29, 5,653.62 and 2,770.78 is: 3,825.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.29 : 5,653.62 = 2,770.78 : x
  2. Step 2: Convert to fraction form
    4,095.29/5,653.62 = 2,770.78/x
  3. Step 3: Cross multiply
    4,095.29x = 5,653.62 × 2,770.78
  4. Step 4: Simplify right side
    4,095.29x = 15,664,937.22
  5. Step 5: Solve for x
    x = 15,664,937.22/4,095.29
  6. Step 6: Final answer
    x = 3,825.12

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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.