Home / 2,149.23-2,966.05-1,204.98

Finding the Fourth Proportional to 2,149.23, 2,966.05 and 1,204.98

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Solution

The fourth proportional to 2,149.23, 2,966.05 and 1,204.98 is: 1,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.23 : 2,966.05 = 1,204.98 : x
  2. Step 2: Convert to fraction form
    2,149.23/2,966.05 = 1,204.98/x
  3. Step 3: Cross multiply
    2,149.23x = 2,966.05 × 1,204.98
  4. Step 4: Simplify right side
    2,149.23x = 3,574,021.31
  5. Step 5: Solve for x
    x = 3,574,021.31/2,149.23
  6. Step 6: Final answer
    x = 1,662.93

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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.