Home / 7,421.50-11,134.18-3,262.33

Finding the Fourth Proportional to 7,421.50, 11,134.18 and 3,262.33

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Solution

The fourth proportional to 7,421.50, 11,134.18 and 3,262.33 is: 4,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421.50 : 11,134.18 = 3,262.33 : x
  2. Step 2: Convert to fraction form
    7,421.50/11,134.18 = 3,262.33/x
  3. Step 3: Cross multiply
    7,421.50x = 11,134.18 × 3,262.33
  4. Step 4: Simplify right side
    7,421.50x = 36,323,333.98
  5. Step 5: Solve for x
    x = 36,323,333.98/7,421.50
  6. Step 6: Final answer
    x = 4,894.34

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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.