Home / 4,622.64-6,379.26-2,526.78

Finding the Fourth Proportional to 4,622.64, 6,379.26 and 2,526.78

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Solution

The fourth proportional to 4,622.64, 6,379.26 and 2,526.78 is: 3,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.64 : 6,379.26 = 2,526.78 : x
  2. Step 2: Convert to fraction form
    4,622.64/6,379.26 = 2,526.78/x
  3. Step 3: Cross multiply
    4,622.64x = 6,379.26 × 2,526.78
  4. Step 4: Simplify right side
    4,622.64x = 16,118,986.58
  5. Step 5: Solve for x
    x = 16,118,986.58/4,622.64
  6. Step 6: Final answer
    x = 3,486.97

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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.