Home / 4,810.35-6,638.31-3,045.09

Finding the Fourth Proportional to 4,810.35, 6,638.31 and 3,045.09

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Solution

The fourth proportional to 4,810.35, 6,638.31 and 3,045.09 is: 4,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.35 : 6,638.31 = 3,045.09 : x
  2. Step 2: Convert to fraction form
    4,810.35/6,638.31 = 3,045.09/x
  3. Step 3: Cross multiply
    4,810.35x = 6,638.31 × 3,045.09
  4. Step 4: Simplify right side
    4,810.35x = 20,214,251.40
  5. Step 5: Solve for x
    x = 20,214,251.40/4,810.35
  6. Step 6: Final answer
    x = 4,202.24

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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.