Home / 4,286.06-6,428.76-1,654.82

Finding the Fourth Proportional to 4,286.06, 6,428.76 and 1,654.82

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Solution

The fourth proportional to 4,286.06, 6,428.76 and 1,654.82 is: 2,482.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.06 : 6,428.76 = 1,654.82 : x
  2. Step 2: Convert to fraction form
    4,286.06/6,428.76 = 1,654.82/x
  3. Step 3: Cross multiply
    4,286.06x = 6,428.76 × 1,654.82
  4. Step 4: Simplify right side
    4,286.06x = 10,638,440.62
  5. Step 5: Solve for x
    x = 10,638,440.62/4,286.06
  6. Step 6: Final answer
    x = 2,482.10

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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.