Home / 8,709.72-13,063.36-3,514.38

Finding the Fourth Proportional to 8,709.72, 13,063.36 and 3,514.38

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Solution

The fourth proportional to 8,709.72, 13,063.36 and 3,514.38 is: 5,271.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709.72 : 13,063.36 = 3,514.38 : x
  2. Step 2: Convert to fraction form
    8,709.72/13,063.36 = 3,514.38/x
  3. Step 3: Cross multiply
    8,709.72x = 13,063.36 × 3,514.38
  4. Step 4: Simplify right side
    8,709.72x = 45,909,611.12
  5. Step 5: Solve for x
    x = 45,909,611.12/8,709.72
  6. Step 6: Final answer
    x = 5,271.08

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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.