Home / 5,254.07-7,873.81-2,653.97

Finding the Fourth Proportional to 5,254.07, 7,873.81 and 2,653.97

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Solution

The fourth proportional to 5,254.07, 7,873.81 and 2,653.97 is: 3,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.07 : 7,873.81 = 2,653.97 : x
  2. Step 2: Convert to fraction form
    5,254.07/7,873.81 = 2,653.97/x
  3. Step 3: Cross multiply
    5,254.07x = 7,873.81 × 2,653.97
  4. Step 4: Simplify right side
    5,254.07x = 20,896,809.52
  5. Step 5: Solve for x
    x = 20,896,809.52/5,254.07
  6. Step 6: Final answer
    x = 3,977.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.