Home / 3,320.83-4,582.74-1,828.74

Finding the Fourth Proportional to 3,320.83, 4,582.74 and 1,828.74

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Solution

The fourth proportional to 3,320.83, 4,582.74 and 1,828.74 is: 2,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.83 : 4,582.74 = 1,828.74 : x
  2. Step 2: Convert to fraction form
    3,320.83/4,582.74 = 1,828.74/x
  3. Step 3: Cross multiply
    3,320.83x = 4,582.74 × 1,828.74
  4. Step 4: Simplify right side
    3,320.83x = 8,380,655.98
  5. Step 5: Solve for x
    x = 8,380,655.98/3,320.83
  6. Step 6: Final answer
    x = 2,523.66

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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.