Home / 2,416.21-3,334.37-1,368.37

Finding the Fourth Proportional to 2,416.21, 3,334.37 and 1,368.37

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Solution

The fourth proportional to 2,416.21, 3,334.37 and 1,368.37 is: 1,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.21 : 3,334.37 = 1,368.37 : x
  2. Step 2: Convert to fraction form
    2,416.21/3,334.37 = 1,368.37/x
  3. Step 3: Cross multiply
    2,416.21x = 3,334.37 × 1,368.37
  4. Step 4: Simplify right side
    2,416.21x = 4,562,645.04
  5. Step 5: Solve for x
    x = 4,562,645.04/2,416.21
  6. Step 6: Final answer
    x = 1,888.35

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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.