Home / 4,918.12-7,377.54-1,997.08

Finding the Fourth Proportional to 4,918.12, 7,377.54 and 1,997.08

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Solution

The fourth proportional to 4,918.12, 7,377.54 and 1,997.08 is: 2,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.12 : 7,377.54 = 1,997.08 : x
  2. Step 2: Convert to fraction form
    4,918.12/7,377.54 = 1,997.08/x
  3. Step 3: Cross multiply
    4,918.12x = 7,377.54 × 1,997.08
  4. Step 4: Simplify right side
    4,918.12x = 14,733,537.58
  5. Step 5: Solve for x
    x = 14,733,537.58/4,918.12
  6. Step 6: Final answer
    x = 2,995.77

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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.