Home / 6,213.40-8,575.72-3,562.60

Finding the Fourth Proportional to 6,213.40, 8,575.72 and 3,562.60

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Solution

The fourth proportional to 6,213.40, 8,575.72 and 3,562.60 is: 4,917.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.40 : 8,575.72 = 3,562.60 : x
  2. Step 2: Convert to fraction form
    6,213.40/8,575.72 = 3,562.60/x
  3. Step 3: Cross multiply
    6,213.40x = 8,575.72 × 3,562.60
  4. Step 4: Simplify right side
    6,213.40x = 30,551,860.07
  5. Step 5: Solve for x
    x = 30,551,860.07/6,213.40
  6. Step 6: Final answer
    x = 4,917.09

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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.