Home / 2,930.18-4,044.33-1,935.50

Finding the Fourth Proportional to 2,930.18, 4,044.33 and 1,935.50

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Solution

The fourth proportional to 2,930.18, 4,044.33 and 1,935.50 is: 2,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.18 : 4,044.33 = 1,935.50 : x
  2. Step 2: Convert to fraction form
    2,930.18/4,044.33 = 1,935.50/x
  3. Step 3: Cross multiply
    2,930.18x = 4,044.33 × 1,935.50
  4. Step 4: Simplify right side
    2,930.18x = 7,827,780.49
  5. Step 5: Solve for x
    x = 7,827,780.49/2,930.18
  6. Step 6: Final answer
    x = 2,671.44

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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.