Home / 2,883.24-4,323.78-1,423.08

Finding the Fourth Proportional to 2,883.24, 4,323.78 and 1,423.08

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Solution

The fourth proportional to 2,883.24, 4,323.78 and 1,423.08 is: 2,134.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.24 : 4,323.78 = 1,423.08 : x
  2. Step 2: Convert to fraction form
    2,883.24/4,323.78 = 1,423.08/x
  3. Step 3: Cross multiply
    2,883.24x = 4,323.78 × 1,423.08
  4. Step 4: Simplify right side
    2,883.24x = 6,153,084.84
  5. Step 5: Solve for x
    x = 6,153,084.84/2,883.24
  6. Step 6: Final answer
    x = 2,134.09

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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.