Home / 11,630.21-17,446.40-4,235.45

Finding the Fourth Proportional to 11,630.21, 17,446.40 and 4,235.45

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Solution

The fourth proportional to 11,630.21, 17,446.40 and 4,235.45 is: 6,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.21 : 17,446.40 = 4,235.45 : x
  2. Step 2: Convert to fraction form
    11,630.21/17,446.40 = 4,235.45/x
  3. Step 3: Cross multiply
    11,630.21x = 17,446.40 × 4,235.45
  4. Step 4: Simplify right side
    11,630.21x = 73,893,333.70
  5. Step 5: Solve for x
    x = 73,893,333.70/11,630.21
  6. Step 6: Final answer
    x = 6,353.57

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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.