Home / 3,246.89-4,480.46-1,830.50

Finding the Fourth Proportional to 3,246.89, 4,480.46 and 1,830.50

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Solution

The fourth proportional to 3,246.89, 4,480.46 and 1,830.50 is: 2,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.89 : 4,480.46 = 1,830.50 : x
  2. Step 2: Convert to fraction form
    3,246.89/4,480.46 = 1,830.50/x
  3. Step 3: Cross multiply
    3,246.89x = 4,480.46 × 1,830.50
  4. Step 4: Simplify right side
    3,246.89x = 8,201,484.44
  5. Step 5: Solve for x
    x = 8,201,484.44/3,246.89
  6. Step 6: Final answer
    x = 2,525.95

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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.