Home / 4,160.26-6,242.10-1,968.40

Finding the Fourth Proportional to 4,160.26, 6,242.10 and 1,968.40

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Solution

The fourth proportional to 4,160.26, 6,242.10 and 1,968.40 is: 2,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.26 : 6,242.10 = 1,968.40 : x
  2. Step 2: Convert to fraction form
    4,160.26/6,242.10 = 1,968.40/x
  3. Step 3: Cross multiply
    4,160.26x = 6,242.10 × 1,968.40
  4. Step 4: Simplify right side
    4,160.26x = 12,286,949.64
  5. Step 5: Solve for x
    x = 12,286,949.64/4,160.26
  6. Step 6: Final answer
    x = 2,953.41

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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.