Home / 2,416.72-3,620.47-1,377.43

Finding the Fourth Proportional to 2,416.72, 3,620.47 and 1,377.43

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Solution

The fourth proportional to 2,416.72, 3,620.47 and 1,377.43 is: 2,063.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.72 : 3,620.47 = 1,377.43 : x
  2. Step 2: Convert to fraction form
    2,416.72/3,620.47 = 1,377.43/x
  3. Step 3: Cross multiply
    2,416.72x = 3,620.47 × 1,377.43
  4. Step 4: Simplify right side
    2,416.72x = 4,986,943.99
  5. Step 5: Solve for x
    x = 4,986,943.99/2,416.72
  6. Step 6: Final answer
    x = 2,063.52

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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.