Home / 4,900.68-6,762.60-2,910.42

Finding the Fourth Proportional to 4,900.68, 6,762.60 and 2,910.42

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Solution

The fourth proportional to 4,900.68, 6,762.60 and 2,910.42 is: 4,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.68 : 6,762.60 = 2,910.42 : x
  2. Step 2: Convert to fraction form
    4,900.68/6,762.60 = 2,910.42/x
  3. Step 3: Cross multiply
    4,900.68x = 6,762.60 × 2,910.42
  4. Step 4: Simplify right side
    4,900.68x = 19,682,006.29
  5. Step 5: Solve for x
    x = 19,682,006.29/4,900.68
  6. Step 6: Final answer
    x = 4,016.18

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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.