Home / 4,223.52-5,828.61-2,804.75

Finding the Fourth Proportional to 4,223.52, 5,828.61 and 2,804.75

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Solution

The fourth proportional to 4,223.52, 5,828.61 and 2,804.75 is: 3,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.52 : 5,828.61 = 2,804.75 : x
  2. Step 2: Convert to fraction form
    4,223.52/5,828.61 = 2,804.75/x
  3. Step 3: Cross multiply
    4,223.52x = 5,828.61 × 2,804.75
  4. Step 4: Simplify right side
    4,223.52x = 16,347,786.34
  5. Step 5: Solve for x
    x = 16,347,786.34/4,223.52
  6. Step 6: Final answer
    x = 3,870.66

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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.