Home / 3,320.56-4,582.35-1,828.49

Finding the Fourth Proportional to 3,320.56, 4,582.35 and 1,828.49

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Solution

The fourth proportional to 3,320.56, 4,582.35 and 1,828.49 is: 2,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.56 : 4,582.35 = 1,828.49 : x
  2. Step 2: Convert to fraction form
    3,320.56/4,582.35 = 1,828.49/x
  3. Step 3: Cross multiply
    3,320.56x = 4,582.35 × 1,828.49
  4. Step 4: Simplify right side
    3,320.56x = 8,378,758.24
  5. Step 5: Solve for x
    x = 8,378,758.24/3,320.56
  6. Step 6: Final answer
    x = 2,523.30

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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.