Home / 9,837.56-14,756.34-6,939.79

Finding the Fourth Proportional to 9,837.56, 14,756.34 and 6,939.79

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Solution

The fourth proportional to 9,837.56, 14,756.34 and 6,939.79 is: 10,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,837.56 : 14,756.34 = 6,939.79 : x
  2. Step 2: Convert to fraction form
    9,837.56/14,756.34 = 6,939.79/x
  3. Step 3: Cross multiply
    9,837.56x = 14,756.34 × 6,939.79
  4. Step 4: Simplify right side
    9,837.56x = 102,405,900.77
  5. Step 5: Solve for x
    x = 102,405,900.77/9,837.56
  6. Step 6: Final answer
    x = 10,409.69

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1.5x scale

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.