Home / 4,144.81-6,215.70-1,370.70

Finding the Fourth Proportional to 4,144.81, 6,215.70 and 1,370.70

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Solution

The fourth proportional to 4,144.81, 6,215.70 and 1,370.70 is: 2,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.81 : 6,215.70 = 1,370.70 : x
  2. Step 2: Convert to fraction form
    4,144.81/6,215.70 = 1,370.70/x
  3. Step 3: Cross multiply
    4,144.81x = 6,215.70 × 1,370.70
  4. Step 4: Simplify right side
    4,144.81x = 8,519,859.99
  5. Step 5: Solve for x
    x = 8,519,859.99/4,144.81
  6. Step 6: Final answer
    x = 2,055.55

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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.