Home / 9,553.15-13,194.53-8,712.37

Finding the Fourth Proportional to 9,553.15, 13,194.53 and 8,712.37

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Solution

The fourth proportional to 9,553.15, 13,194.53 and 8,712.37 is: 12,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.15 : 13,194.53 = 8,712.37 : x
  2. Step 2: Convert to fraction form
    9,553.15/13,194.53 = 8,712.37/x
  3. Step 3: Cross multiply
    9,553.15x = 13,194.53 × 8,712.37
  4. Step 4: Simplify right side
    9,553.15x = 114,955,627.34
  5. Step 5: Solve for x
    x = 114,955,627.34/9,553.15
  6. Step 6: Final answer
    x = 12,033.27

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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.