Home / 6,811.12-10,214.70-2,426.20

Finding the Fourth Proportional to 6,811.12, 10,214.70 and 2,426.20

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Solution

The fourth proportional to 6,811.12, 10,214.70 and 2,426.20 is: 3,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.12 : 10,214.70 = 2,426.20 : x
  2. Step 2: Convert to fraction form
    6,811.12/10,214.70 = 2,426.20/x
  3. Step 3: Cross multiply
    6,811.12x = 10,214.70 × 2,426.20
  4. Step 4: Simplify right side
    6,811.12x = 24,782,905.14
  5. Step 5: Solve for x
    x = 24,782,905.14/6,811.12
  6. Step 6: Final answer
    x = 3,638.59

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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.