Home / 4,310.07-6,467.81-1,969.71

Finding the Fourth Proportional to 4,310.07, 6,467.81 and 1,969.71

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Solution

The fourth proportional to 4,310.07, 6,467.81 and 1,969.71 is: 2,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.07 : 6,467.81 = 1,969.71 : x
  2. Step 2: Convert to fraction form
    4,310.07/6,467.81 = 1,969.71/x
  3. Step 3: Cross multiply
    4,310.07x = 6,467.81 × 1,969.71
  4. Step 4: Simplify right side
    4,310.07x = 12,739,700.19
  5. Step 5: Solve for x
    x = 12,739,700.19/4,310.07
  6. Step 6: Final answer
    x = 2,955.80

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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.