Home / 7,984.56-11,010.06-4,996.86

Finding the Fourth Proportional to 7,984.56, 11,010.06 and 4,996.86

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Solution

The fourth proportional to 7,984.56, 11,010.06 and 4,996.86 is: 6,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.56 : 11,010.06 = 4,996.86 : x
  2. Step 2: Convert to fraction form
    7,984.56/11,010.06 = 4,996.86/x
  3. Step 3: Cross multiply
    7,984.56x = 11,010.06 × 4,996.86
  4. Step 4: Simplify right side
    7,984.56x = 55,015,728.41
  5. Step 5: Solve for x
    x = 55,015,728.41/7,984.56
  6. Step 6: Final answer
    x = 6,890.26

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Double 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.