Home / 8,729.36-13,094.85-3,535.64

Finding the Fourth Proportional to 8,729.36, 13,094.85 and 3,535.64

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Solution

The fourth proportional to 8,729.36, 13,094.85 and 3,535.64 is: 5,303.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.36 : 13,094.85 = 3,535.64 : x
  2. Step 2: Convert to fraction form
    8,729.36/13,094.85 = 3,535.64/x
  3. Step 3: Cross multiply
    8,729.36x = 13,094.85 × 3,535.64
  4. Step 4: Simplify right side
    8,729.36x = 46,298,675.45
  5. Step 5: Solve for x
    x = 46,298,675.45/8,729.36
  6. Step 6: Final answer
    x = 5,303.79

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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.