Home / 11,558.85-15,951.20-6,253.67

Finding the Fourth Proportional to 11,558.85, 15,951.20 and 6,253.67

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Solution

The fourth proportional to 11,558.85, 15,951.20 and 6,253.67 is: 8,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.85 : 15,951.20 = 6,253.67 : x
  2. Step 2: Convert to fraction form
    11,558.85/15,951.20 = 6,253.67/x
  3. Step 3: Cross multiply
    11,558.85x = 15,951.20 × 6,253.67
  4. Step 4: Simplify right side
    11,558.85x = 99,753,429.88
  5. Step 5: Solve for x
    x = 99,753,429.88/11,558.85
  6. Step 6: Final answer
    x = 8,630.05

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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.