Home / 10,927.37-15,079.68-6,211.65

Finding the Fourth Proportional to 10,927.37, 15,079.68 and 6,211.65

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Solution

The fourth proportional to 10,927.37, 15,079.68 and 6,211.65 is: 8,572.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.37 : 15,079.68 = 6,211.65 : x
  2. Step 2: Convert to fraction form
    10,927.37/15,079.68 = 6,211.65/x
  3. Step 3: Cross multiply
    10,927.37x = 15,079.68 × 6,211.65
  4. Step 4: Simplify right side
    10,927.37x = 93,669,694.27
  5. Step 5: Solve for x
    x = 93,669,694.27/10,927.37
  6. Step 6: Final answer
    x = 8,572.03

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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.