Home / 2,346.24-3,519.32-1,378.48

Finding the Fourth Proportional to 2,346.24, 3,519.32 and 1,378.48

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Solution

The fourth proportional to 2,346.24, 3,519.32 and 1,378.48 is: 2,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.24 : 3,519.32 = 1,378.48 : x
  2. Step 2: Convert to fraction form
    2,346.24/3,519.32 = 1,378.48/x
  3. Step 3: Cross multiply
    2,346.24x = 3,519.32 × 1,378.48
  4. Step 4: Simplify right side
    2,346.24x = 4,851,312.23
  5. Step 5: Solve for x
    x = 4,851,312.23/2,346.24
  6. Step 6: Final answer
    x = 2,067.70

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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.