Home / 2,930.07-4,043.47-1,671.18

Finding the Fourth Proportional to 2,930.07, 4,043.47 and 1,671.18

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Solution

The fourth proportional to 2,930.07, 4,043.47 and 1,671.18 is: 2,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.07 : 4,043.47 = 1,671.18 : x
  2. Step 2: Convert to fraction form
    2,930.07/4,043.47 = 1,671.18/x
  3. Step 3: Cross multiply
    2,930.07x = 4,043.47 × 1,671.18
  4. Step 4: Simplify right side
    2,930.07x = 6,757,366.19
  5. Step 5: Solve for x
    x = 6,757,366.19/2,930.07
  6. Step 6: Final answer
    x = 2,306.21

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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.