Home / 11,004.86-15,186.28-6,225.06

Finding the Fourth Proportional to 11,004.86, 15,186.28 and 6,225.06

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Solution

The fourth proportional to 11,004.86, 15,186.28 and 6,225.06 is: 8,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.86 : 15,186.28 = 6,225.06 : x
  2. Step 2: Convert to fraction form
    11,004.86/15,186.28 = 6,225.06/x
  3. Step 3: Cross multiply
    11,004.86x = 15,186.28 × 6,225.06
  4. Step 4: Simplify right side
    11,004.86x = 94,535,504.18
  5. Step 5: Solve for x
    x = 94,535,504.18/11,004.86
  6. Step 6: Final answer
    x = 8,590.34

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Half scale
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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.