Home / 2,967.21-4,094.70-1,641.06

Finding the Fourth Proportional to 2,967.21, 4,094.70 and 1,641.06

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Solution

The fourth proportional to 2,967.21, 4,094.70 and 1,641.06 is: 2,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.21 : 4,094.70 = 1,641.06 : x
  2. Step 2: Convert to fraction form
    2,967.21/4,094.70 = 1,641.06/x
  3. Step 3: Cross multiply
    2,967.21x = 4,094.70 × 1,641.06
  4. Step 4: Simplify right side
    2,967.21x = 6,719,648.38
  5. Step 5: Solve for x
    x = 6,719,648.38/2,967.21
  6. Step 6: Final answer
    x = 2,264.64

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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.