Home / 10,705.26-16,037.11-7,888.98

Finding the Fourth Proportional to 10,705.26, 16,037.11 and 7,888.98

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Solution

The fourth proportional to 10,705.26, 16,037.11 and 7,888.98 is: 11,818.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705.26 : 16,037.11 = 7,888.98 : x
  2. Step 2: Convert to fraction form
    10,705.26/16,037.11 = 7,888.98/x
  3. Step 3: Cross multiply
    10,705.26x = 16,037.11 × 7,888.98
  4. Step 4: Simplify right side
    10,705.26x = 126,516,440.05
  5. Step 5: Solve for x
    x = 126,516,440.05/10,705.26
  6. Step 6: Final answer
    x = 11,818.16

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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.