Home / 7,284.80-10,923.36-3,176

Finding the Fourth Proportional to 7,284.80, 10,923.36 and 3,176

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Solution

The fourth proportional to 7,284.80, 10,923.36 and 3,176 is: 4,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.80 : 10,923.36 = 3,176 : x
  2. Step 2: Convert to fraction form
    7,284.80/10,923.36 = 3,176/x
  3. Step 3: Cross multiply
    7,284.80x = 10,923.36 × 3,176
  4. Step 4: Simplify right side
    7,284.80x = 34,692,591.36
  5. Step 5: Solve for x
    x = 34,692,591.36/7,284.80
  6. Step 6: Final answer
    x = 4,762.33

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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.