Home / 9,571.64-13,205.58-6,218.64

Finding the Fourth Proportional to 9,571.64, 13,205.58 and 6,218.64

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Solution

The fourth proportional to 9,571.64, 13,205.58 and 6,218.64 is: 8,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571.64 : 13,205.58 = 6,218.64 : x
  2. Step 2: Convert to fraction form
    9,571.64/13,205.58 = 6,218.64/x
  3. Step 3: Cross multiply
    9,571.64x = 13,205.58 × 6,218.64
  4. Step 4: Simplify right side
    9,571.64x = 82,120,748.01
  5. Step 5: Solve for x
    x = 82,120,748.01/9,571.64
  6. Step 6: Final answer
    x = 8,579.59

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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.