Home / 2,467.21-3,405.95-1,934.89

Finding the Fourth Proportional to 2,467.21, 3,405.95 and 1,934.89

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Solution

The fourth proportional to 2,467.21, 3,405.95 and 1,934.89 is: 2,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.21 : 3,405.95 = 1,934.89 : x
  2. Step 2: Convert to fraction form
    2,467.21/3,405.95 = 1,934.89/x
  3. Step 3: Cross multiply
    2,467.21x = 3,405.95 × 1,934.89
  4. Step 4: Simplify right side
    2,467.21x = 6,590,127.66
  5. Step 5: Solve for x
    x = 6,590,127.66/2,467.21
  6. Step 6: Final answer
    x = 2,671.09

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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.