Home / 4,406.76-6,081.30-2,638.35

Finding the Fourth Proportional to 4,406.76, 6,081.30 and 2,638.35

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Solution

The fourth proportional to 4,406.76, 6,081.30 and 2,638.35 is: 3,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.76 : 6,081.30 = 2,638.35 : x
  2. Step 2: Convert to fraction form
    4,406.76/6,081.30 = 2,638.35/x
  3. Step 3: Cross multiply
    4,406.76x = 6,081.30 × 2,638.35
  4. Step 4: Simplify right side
    4,406.76x = 16,044,597.86
  5. Step 5: Solve for x
    x = 16,044,597.86/4,406.76
  6. Step 6: Final answer
    x = 3,640.91

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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.