Home / 1,671.09-2,292.65-1,627.98

Finding the Fourth Proportional to 1,671.09, 2,292.65 and 1,627.98

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Solution

The fourth proportional to 1,671.09, 2,292.65 and 1,627.98 is: 2,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671.09 : 2,292.65 = 1,627.98 : x
  2. Step 2: Convert to fraction form
    1,671.09/2,292.65 = 1,627.98/x
  3. Step 3: Cross multiply
    1,671.09x = 2,292.65 × 1,627.98
  4. Step 4: Simplify right side
    1,671.09x = 3,732,380.21
  5. Step 5: Solve for x
    x = 3,732,380.21/1,671.09
  6. Step 6: Final answer
    x = 2,233.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.