Home / 6,678.44-9,219.92-4,999.24

Finding the Fourth Proportional to 6,678.44, 9,219.92 and 4,999.24

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Solution

The fourth proportional to 6,678.44, 9,219.92 and 4,999.24 is: 6,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.44 : 9,219.92 = 4,999.24 : x
  2. Step 2: Convert to fraction form
    6,678.44/9,219.92 = 4,999.24/x
  3. Step 3: Cross multiply
    6,678.44x = 9,219.92 × 4,999.24
  4. Step 4: Simplify right side
    6,678.44x = 46,092,592.86
  5. Step 5: Solve for x
    x = 46,092,592.86/6,678.44
  6. Step 6: Final answer
    x = 6,901.70

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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.