Home / 10,722.96-14,797.85-6,246.60

Finding the Fourth Proportional to 10,722.96, 14,797.85 and 6,246.60

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Solution

The fourth proportional to 10,722.96, 14,797.85 and 6,246.60 is: 8,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.96 : 14,797.85 = 6,246.60 : x
  2. Step 2: Convert to fraction form
    10,722.96/14,797.85 = 6,246.60/x
  3. Step 3: Cross multiply
    10,722.96x = 14,797.85 × 6,246.60
  4. Step 4: Simplify right side
    10,722.96x = 92,436,218.58
  5. Step 5: Solve for x
    x = 92,436,218.58/10,722.96
  6. Step 6: Final answer
    x = 8,620.40

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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.