Home / 4,281.57-6,428.49-2,436.39

Finding the Fourth Proportional to 4,281.57, 6,428.49 and 2,436.39

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Solution

The fourth proportional to 4,281.57, 6,428.49 and 2,436.39 is: 3,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.57 : 6,428.49 = 2,436.39 : x
  2. Step 2: Convert to fraction form
    4,281.57/6,428.49 = 2,436.39/x
  3. Step 3: Cross multiply
    4,281.57x = 6,428.49 × 2,436.39
  4. Step 4: Simplify right side
    4,281.57x = 15,662,308.75
  5. Step 5: Solve for x
    x = 15,662,308.75/4,281.57
  6. Step 6: Final answer
    x = 3,658.08

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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.