Home / 2,930.48-4,043.26-1,671.08

Finding the Fourth Proportional to 2,930.48, 4,043.26 and 1,671.08

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Solution

The fourth proportional to 2,930.48, 4,043.26 and 1,671.08 is: 2,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.48 : 4,043.26 = 1,671.08 : x
  2. Step 2: Convert to fraction form
    2,930.48/4,043.26 = 1,671.08/x
  3. Step 3: Cross multiply
    2,930.48x = 4,043.26 × 1,671.08
  4. Step 4: Simplify right side
    2,930.48x = 6,756,590.70
  5. Step 5: Solve for x
    x = 6,756,590.70/2,930.48
  6. Step 6: Final answer
    x = 2,305.63

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1.5x scale

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.