Home / 10,939.14-15,095.82-6,223.32

Finding the Fourth Proportional to 10,939.14, 15,095.82 and 6,223.32

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Solution

The fourth proportional to 10,939.14, 15,095.82 and 6,223.32 is: 8,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,939.14 : 15,095.82 = 6,223.32 : x
  2. Step 2: Convert to fraction form
    10,939.14/15,095.82 = 6,223.32/x
  3. Step 3: Cross multiply
    10,939.14x = 15,095.82 × 6,223.32
  4. Step 4: Simplify right side
    10,939.14x = 93,946,118.52
  5. Step 5: Solve for x
    x = 93,946,118.52/10,939.14
  6. Step 6: Final answer
    x = 8,588.07

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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.