Home / 4,206.73-6,309.40-2,970.39

Finding the Fourth Proportional to 4,206.73, 6,309.40 and 2,970.39

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Solution

The fourth proportional to 4,206.73, 6,309.40 and 2,970.39 is: 4,455.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.73 : 6,309.40 = 2,970.39 : x
  2. Step 2: Convert to fraction form
    4,206.73/6,309.40 = 2,970.39/x
  3. Step 3: Cross multiply
    4,206.73x = 6,309.40 × 2,970.39
  4. Step 4: Simplify right side
    4,206.73x = 18,741,378.67
  5. Step 5: Solve for x
    x = 18,741,378.67/4,206.73
  6. Step 6: Final answer
    x = 4,455.09

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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.