Home / 4,211.08-5,806.36-3,956.92

Finding the Fourth Proportional to 4,211.08, 5,806.36 and 3,956.92

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Solution

The fourth proportional to 4,211.08, 5,806.36 and 3,956.92 is: 5,455.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.08 : 5,806.36 = 3,956.92 : x
  2. Step 2: Convert to fraction form
    4,211.08/5,806.36 = 3,956.92/x
  3. Step 3: Cross multiply
    4,211.08x = 5,806.36 × 3,956.92
  4. Step 4: Simplify right side
    4,211.08x = 22,975,302.01
  5. Step 5: Solve for x
    x = 22,975,302.01/4,211.08
  6. Step 6: Final answer
    x = 5,455.92

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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.