Home / 4,211.91-6,314.22-2,130.18

Finding the Fourth Proportional to 4,211.91, 6,314.22 and 2,130.18

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Solution

The fourth proportional to 4,211.91, 6,314.22 and 2,130.18 is: 3,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.91 : 6,314.22 = 2,130.18 : x
  2. Step 2: Convert to fraction form
    4,211.91/6,314.22 = 2,130.18/x
  3. Step 3: Cross multiply
    4,211.91x = 6,314.22 × 2,130.18
  4. Step 4: Simplify right side
    4,211.91x = 13,450,425.16
  5. Step 5: Solve for x
    x = 13,450,425.16/4,211.91
  6. Step 6: Final answer
    x = 3,193.43

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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.