Home / 10,700.06-16,049.78-4,127.67

Finding the Fourth Proportional to 10,700.06, 16,049.78 and 4,127.67

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Solution

The fourth proportional to 10,700.06, 16,049.78 and 4,127.67 is: 6,191.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.06 : 16,049.78 = 4,127.67 : x
  2. Step 2: Convert to fraction form
    10,700.06/16,049.78 = 4,127.67/x
  3. Step 3: Cross multiply
    10,700.06x = 16,049.78 × 4,127.67
  4. Step 4: Simplify right side
    10,700.06x = 66,248,213.47
  5. Step 5: Solve for x
    x = 66,248,213.47/10,700.06
  6. Step 6: Final answer
    x = 6,191.39

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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.