Home / 11,408.67-17,095.37-8,903.92

Finding the Fourth Proportional to 11,408.67, 17,095.37 and 8,903.92

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Solution

The fourth proportional to 11,408.67, 17,095.37 and 8,903.92 is: 13,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408.67 : 17,095.37 = 8,903.92 : x
  2. Step 2: Convert to fraction form
    11,408.67/17,095.37 = 8,903.92/x
  3. Step 3: Cross multiply
    11,408.67x = 17,095.37 × 8,903.92
  4. Step 4: Simplify right side
    11,408.67x = 152,215,727.94
  5. Step 5: Solve for x
    x = 152,215,727.94/11,408.67
  6. Step 6: Final answer
    x = 13,342.11

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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.