Home / 7,733.46-10,670.37-4,939.86

Finding the Fourth Proportional to 7,733.46, 10,670.37 and 4,939.86

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Solution

The fourth proportional to 7,733.46, 10,670.37 and 4,939.86 is: 6,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,733.46 : 10,670.37 = 4,939.86 : x
  2. Step 2: Convert to fraction form
    7,733.46/10,670.37 = 4,939.86/x
  3. Step 3: Cross multiply
    7,733.46x = 10,670.37 × 4,939.86
  4. Step 4: Simplify right side
    7,733.46x = 52,710,133.95
  5. Step 5: Solve for x
    x = 52,710,133.95/7,733.46
  6. Step 6: Final answer
    x = 6,815.85

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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.