Home / 10,939.04-15,095.98-6,223.64

Finding the Fourth Proportional to 10,939.04, 15,095.98 and 6,223.64

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Solution

The fourth proportional to 10,939.04, 15,095.98 and 6,223.64 is: 8,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,939.04 : 15,095.98 = 6,223.64 : x
  2. Step 2: Convert to fraction form
    10,939.04/15,095.98 = 6,223.64/x
  3. Step 3: Cross multiply
    10,939.04x = 15,095.98 × 6,223.64
  4. Step 4: Simplify right side
    10,939.04x = 93,951,944.97
  5. Step 5: Solve for x
    x = 93,951,944.97/10,939.04
  6. Step 6: Final answer
    x = 8,588.68

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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.