Home / 4,930.23-6,801.96-2,913.21

Finding the Fourth Proportional to 4,930.23, 6,801.96 and 2,913.21

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Solution

The fourth proportional to 4,930.23, 6,801.96 and 2,913.21 is: 4,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.23 : 6,801.96 = 2,913.21 : x
  2. Step 2: Convert to fraction form
    4,930.23/6,801.96 = 2,913.21/x
  3. Step 3: Cross multiply
    4,930.23x = 6,801.96 × 2,913.21
  4. Step 4: Simplify right side
    4,930.23x = 19,815,537.89
  5. Step 5: Solve for x
    x = 19,815,537.89/4,930.23
  6. Step 6: Final answer
    x = 4,019.19

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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.