Home / 2,176.42-3,263.67-1,022.50

Finding the Fourth Proportional to 2,176.42, 3,263.67 and 1,022.50

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Solution

The fourth proportional to 2,176.42, 3,263.67 and 1,022.50 is: 1,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.42 : 3,263.67 = 1,022.50 : x
  2. Step 2: Convert to fraction form
    2,176.42/3,263.67 = 1,022.50/x
  3. Step 3: Cross multiply
    2,176.42x = 3,263.67 × 1,022.50
  4. Step 4: Simplify right side
    2,176.42x = 3,337,102.58
  5. Step 5: Solve for x
    x = 3,337,102.58/2,176.42
  6. Step 6: Final answer
    x = 1,533.30

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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.