Home / 2,830.85-4,246.13-1,348.99

Finding the Fourth Proportional to 2,830.85, 4,246.13 and 1,348.99

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Solution

The fourth proportional to 2,830.85, 4,246.13 and 1,348.99 is: 2,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.85 : 4,246.13 = 1,348.99 : x
  2. Step 2: Convert to fraction form
    2,830.85/4,246.13 = 1,348.99/x
  3. Step 3: Cross multiply
    2,830.85x = 4,246.13 × 1,348.99
  4. Step 4: Simplify right side
    2,830.85x = 5,727,975.87
  5. Step 5: Solve for x
    x = 5,727,975.87/2,830.85
  6. Step 6: Final answer
    x = 2,023.41

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1.5x scale

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.