Home / 4,918.67-7,377.38-1,994.16

Finding the Fourth Proportional to 4,918.67, 7,377.38 and 1,994.16

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Solution

The fourth proportional to 4,918.67, 7,377.38 and 1,994.16 is: 2,990.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.67 : 7,377.38 = 1,994.16 : x
  2. Step 2: Convert to fraction form
    4,918.67/7,377.38 = 1,994.16/x
  3. Step 3: Cross multiply
    4,918.67x = 7,377.38 × 1,994.16
  4. Step 4: Simplify right side
    4,918.67x = 14,711,676.10
  5. Step 5: Solve for x
    x = 14,711,676.10/4,918.67
  6. Step 6: Final answer
    x = 2,990.99

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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.