Home / 8,101.24-12,152.46-2,835.67

Finding the Fourth Proportional to 8,101.24, 12,152.46 and 2,835.67

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Solution

The fourth proportional to 8,101.24, 12,152.46 and 2,835.67 is: 4,253.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.24 : 12,152.46 = 2,835.67 : x
  2. Step 2: Convert to fraction form
    8,101.24/12,152.46 = 2,835.67/x
  3. Step 3: Cross multiply
    8,101.24x = 12,152.46 × 2,835.67
  4. Step 4: Simplify right side
    8,101.24x = 34,460,366.25
  5. Step 5: Solve for x
    x = 34,460,366.25/8,101.24
  6. Step 6: Final answer
    x = 4,253.72

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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.