Home / 2,465.42-3,694.91-1,292.45

Finding the Fourth Proportional to 2,465.42, 3,694.91 and 1,292.45

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Solution

The fourth proportional to 2,465.42, 3,694.91 and 1,292.45 is: 1,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.42 : 3,694.91 = 1,292.45 : x
  2. Step 2: Convert to fraction form
    2,465.42/3,694.91 = 1,292.45/x
  3. Step 3: Cross multiply
    2,465.42x = 3,694.91 × 1,292.45
  4. Step 4: Simplify right side
    2,465.42x = 4,775,461.49
  5. Step 5: Solve for x
    x = 4,775,461.49/2,465.42
  6. Step 6: Final answer
    x = 1,936.98

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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.