Home / 1,599.05-2,206.69-926.98

Finding the Fourth Proportional to 1,599.05, 2,206.69 and 926.98

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Solution

The fourth proportional to 1,599.05, 2,206.69 and 926.98 is: 1,279.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.05 : 2,206.69 = 926.98 : x
  2. Step 2: Convert to fraction form
    1,599.05/2,206.69 = 926.98/x
  3. Step 3: Cross multiply
    1,599.05x = 2,206.69 × 926.98
  4. Step 4: Simplify right side
    1,599.05x = 2,045,555.87
  5. Step 5: Solve for x
    x = 2,045,555.87/1,599.05
  6. Step 6: Final answer
    x = 1,279.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.