Home / 8,242.30-12,364.21-2,695.67

Finding the Fourth Proportional to 8,242.30, 12,364.21 and 2,695.67

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Solution

The fourth proportional to 8,242.30, 12,364.21 and 2,695.67 is: 4,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.30 : 12,364.21 = 2,695.67 : x
  2. Step 2: Convert to fraction form
    8,242.30/12,364.21 = 2,695.67/x
  3. Step 3: Cross multiply
    8,242.30x = 12,364.21 × 2,695.67
  4. Step 4: Simplify right side
    8,242.30x = 33,329,816.49
  5. Step 5: Solve for x
    x = 33,329,816.49/8,242.30
  6. Step 6: Final answer
    x = 4,043.75

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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.