Home / 3,320.51-4,582.26-1,828.39

Finding the Fourth Proportional to 3,320.51, 4,582.26 and 1,828.39

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Solution

The fourth proportional to 3,320.51, 4,582.26 and 1,828.39 is: 2,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.51 : 4,582.26 = 1,828.39 : x
  2. Step 2: Convert to fraction form
    3,320.51/4,582.26 = 1,828.39/x
  3. Step 3: Cross multiply
    3,320.51x = 4,582.26 × 1,828.39
  4. Step 4: Simplify right side
    3,320.51x = 8,378,164.09
  5. Step 5: Solve for x
    x = 8,378,164.09/3,320.51
  6. Step 6: Final answer
    x = 2,523.16

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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.