Home / 4,320.07-6,480.37-1,722.94

Finding the Fourth Proportional to 4,320.07, 6,480.37 and 1,722.94

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Solution

The fourth proportional to 4,320.07, 6,480.37 and 1,722.94 is: 2,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.07 : 6,480.37 = 1,722.94 : x
  2. Step 2: Convert to fraction form
    4,320.07/6,480.37 = 1,722.94/x
  3. Step 3: Cross multiply
    4,320.07x = 6,480.37 × 1,722.94
  4. Step 4: Simplify right side
    4,320.07x = 11,165,274.64
  5. Step 5: Solve for x
    x = 11,165,274.64/4,320.07
  6. Step 6: Final answer
    x = 2,584.51

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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.