Home / 4,206.74-6,309.38-1,897.70

Finding the Fourth Proportional to 4,206.74, 6,309.38 and 1,897.70

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Solution

The fourth proportional to 4,206.74, 6,309.38 and 1,897.70 is: 2,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.74 : 6,309.38 = 1,897.70 : x
  2. Step 2: Convert to fraction form
    4,206.74/6,309.38 = 1,897.70/x
  3. Step 3: Cross multiply
    4,206.74x = 6,309.38 × 1,897.70
  4. Step 4: Simplify right side
    4,206.74x = 11,973,283.62
  5. Step 5: Solve for x
    x = 11,973,283.62/4,206.74
  6. Step 6: Final answer
    x = 2,846.22

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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.