Home / 8,754.09-13,131.33-4,602.21

Finding the Fourth Proportional to 8,754.09, 13,131.33 and 4,602.21

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Solution

The fourth proportional to 8,754.09, 13,131.33 and 4,602.21 is: 6,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.09 : 13,131.33 = 4,602.21 : x
  2. Step 2: Convert to fraction form
    8,754.09/13,131.33 = 4,602.21/x
  3. Step 3: Cross multiply
    8,754.09x = 13,131.33 × 4,602.21
  4. Step 4: Simplify right side
    8,754.09x = 60,433,138.24
  5. Step 5: Solve for x
    x = 60,433,138.24/8,754.09
  6. Step 6: Final answer
    x = 6,903.42

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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.