Home / 5,273.83-7,277.63-2,883.92

Finding the Fourth Proportional to 5,273.83, 7,277.63 and 2,883.92

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Solution

The fourth proportional to 5,273.83, 7,277.63 and 2,883.92 is: 3,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.83 : 7,277.63 = 2,883.92 : x
  2. Step 2: Convert to fraction form
    5,273.83/7,277.63 = 2,883.92/x
  3. Step 3: Cross multiply
    5,273.83x = 7,277.63 × 2,883.92
  4. Step 4: Simplify right side
    5,273.83x = 20,988,106.48
  5. Step 5: Solve for x
    x = 20,988,106.48/5,273.83
  6. Step 6: Final answer
    x = 3,979.67

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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.