Home / 4,918.03-7,377.79-1,630.38

Finding the Fourth Proportional to 4,918.03, 7,377.79 and 1,630.38

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Solution

The fourth proportional to 4,918.03, 7,377.79 and 1,630.38 is: 2,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.03 : 7,377.79 = 1,630.38 : x
  2. Step 2: Convert to fraction form
    4,918.03/7,377.79 = 1,630.38/x
  3. Step 3: Cross multiply
    4,918.03x = 7,377.79 × 1,630.38
  4. Step 4: Simplify right side
    4,918.03x = 12,028,601.26
  5. Step 5: Solve for x
    x = 12,028,601.26/4,918.03
  6. Step 6: Final answer
    x = 2,445.82

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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.