Home / 8,729.20-13,094.34-4,342.24

Finding the Fourth Proportional to 8,729.20, 13,094.34 and 4,342.24

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Solution

The fourth proportional to 8,729.20, 13,094.34 and 4,342.24 is: 6,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.20 : 13,094.34 = 4,342.24 : x
  2. Step 2: Convert to fraction form
    8,729.20/13,094.34 = 4,342.24/x
  3. Step 3: Cross multiply
    8,729.20x = 13,094.34 × 4,342.24
  4. Step 4: Simplify right side
    8,729.20x = 56,858,766.92
  5. Step 5: Solve for x
    x = 56,858,766.92/8,729.20
  6. Step 6: Final answer
    x = 6,513.63

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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.