Home / 10,366.31-14,310.79-6,118.67

Finding the Fourth Proportional to 10,366.31, 14,310.79 and 6,118.67

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Solution

The fourth proportional to 10,366.31, 14,310.79 and 6,118.67 is: 8,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.31 : 14,310.79 = 6,118.67 : x
  2. Step 2: Convert to fraction form
    10,366.31/14,310.79 = 6,118.67/x
  3. Step 3: Cross multiply
    10,366.31x = 14,310.79 × 6,118.67
  4. Step 4: Simplify right side
    10,366.31x = 87,563,021.93
  5. Step 5: Solve for x
    x = 87,563,021.93/10,366.31
  6. Step 6: Final answer
    x = 8,446.88

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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.