Home / 5,117.73-7,674.96-1,996.98

Finding the Fourth Proportional to 5,117.73, 7,674.96 and 1,996.98

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Solution

The fourth proportional to 5,117.73, 7,674.96 and 1,996.98 is: 2,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.73 : 7,674.96 = 1,996.98 : x
  2. Step 2: Convert to fraction form
    5,117.73/7,674.96 = 1,996.98/x
  3. Step 3: Cross multiply
    5,117.73x = 7,674.96 × 1,996.98
  4. Step 4: Simplify right side
    5,117.73x = 15,326,703.25
  5. Step 5: Solve for x
    x = 15,326,703.25/5,117.73
  6. Step 6: Final answer
    x = 2,994.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.