Home / 4,275.64-6,419.42-2,197.41

Finding the Fourth Proportional to 4,275.64, 6,419.42 and 2,197.41

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Solution

The fourth proportional to 4,275.64, 6,419.42 and 2,197.41 is: 3,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.64 : 6,419.42 = 2,197.41 : x
  2. Step 2: Convert to fraction form
    4,275.64/6,419.42 = 2,197.41/x
  3. Step 3: Cross multiply
    4,275.64x = 6,419.42 × 2,197.41
  4. Step 4: Simplify right side
    4,275.64x = 14,106,097.70
  5. Step 5: Solve for x
    x = 14,106,097.70/4,275.64
  6. Step 6: Final answer
    x = 3,299.18

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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.