Home / 4,140.68-6,212.23-1,949.63

Finding the Fourth Proportional to 4,140.68, 6,212.23 and 1,949.63

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Solution

The fourth proportional to 4,140.68, 6,212.23 and 1,949.63 is: 2,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.68 : 6,212.23 = 1,949.63 : x
  2. Step 2: Convert to fraction form
    4,140.68/6,212.23 = 1,949.63/x
  3. Step 3: Cross multiply
    4,140.68x = 6,212.23 × 1,949.63
  4. Step 4: Simplify right side
    4,140.68x = 12,111,514.04
  5. Step 5: Solve for x
    x = 12,111,514.04/4,140.68
  6. Step 6: Final answer
    x = 2,925.01

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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.