Home / 2,343.88-3,520.68-1,860.28

Finding the Fourth Proportional to 2,343.88, 3,520.68 and 1,860.28

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Solution

The fourth proportional to 2,343.88, 3,520.68 and 1,860.28 is: 2,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.88 : 3,520.68 = 1,860.28 : x
  2. Step 2: Convert to fraction form
    2,343.88/3,520.68 = 1,860.28/x
  3. Step 3: Cross multiply
    2,343.88x = 3,520.68 × 1,860.28
  4. Step 4: Simplify right side
    2,343.88x = 6,549,450.59
  5. Step 5: Solve for x
    x = 6,549,450.59/2,343.88
  6. Step 6: Final answer
    x = 2,794.28

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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.