Home / 2,418.84-3,336.66-1,423.98

Finding the Fourth Proportional to 2,418.84, 3,336.66 and 1,423.98

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Solution

The fourth proportional to 2,418.84, 3,336.66 and 1,423.98 is: 1,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.84 : 3,336.66 = 1,423.98 : x
  2. Step 2: Convert to fraction form
    2,418.84/3,336.66 = 1,423.98/x
  3. Step 3: Cross multiply
    2,418.84x = 3,336.66 × 1,423.98
  4. Step 4: Simplify right side
    2,418.84x = 4,751,337.11
  5. Step 5: Solve for x
    x = 4,751,337.11/2,418.84
  6. Step 6: Final answer
    x = 1,964.30

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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.