Home / 8,087.64-11,164.72-4,729.99

Finding the Fourth Proportional to 8,087.64, 11,164.72 and 4,729.99

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Solution

The fourth proportional to 8,087.64, 11,164.72 and 4,729.99 is: 6,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.64 : 11,164.72 = 4,729.99 : x
  2. Step 2: Convert to fraction form
    8,087.64/11,164.72 = 4,729.99/x
  3. Step 3: Cross multiply
    8,087.64x = 11,164.72 × 4,729.99
  4. Step 4: Simplify right side
    8,087.64x = 52,809,013.95
  5. Step 5: Solve for x
    x = 52,809,013.95/8,087.64
  6. Step 6: Final answer
    x = 6,529.60

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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.