Home / 4,143.46-6,215.29-1,370.37

Finding the Fourth Proportional to 4,143.46, 6,215.29 and 1,370.37

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Solution

The fourth proportional to 4,143.46, 6,215.29 and 1,370.37 is: 2,055.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.46 : 6,215.29 = 1,370.37 : x
  2. Step 2: Convert to fraction form
    4,143.46/6,215.29 = 1,370.37/x
  3. Step 3: Cross multiply
    4,143.46x = 6,215.29 × 1,370.37
  4. Step 4: Simplify right side
    4,143.46x = 8,517,246.96
  5. Step 5: Solve for x
    x = 8,517,246.96/4,143.46
  6. Step 6: Final answer
    x = 2,055.59

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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.