Home / 4,812.92-6,638.54-2,950.84

Finding the Fourth Proportional to 4,812.92, 6,638.54 and 2,950.84

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Solution

The fourth proportional to 4,812.92, 6,638.54 and 2,950.84 is: 4,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.92 : 6,638.54 = 2,950.84 : x
  2. Step 2: Convert to fraction form
    4,812.92/6,638.54 = 2,950.84/x
  3. Step 3: Cross multiply
    4,812.92x = 6,638.54 × 2,950.84
  4. Step 4: Simplify right side
    4,812.92x = 19,589,269.37
  5. Step 5: Solve for x
    x = 19,589,269.37/4,812.92
  6. Step 6: Final answer
    x = 4,070.14

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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.