Home / 7,666.56-11,491.86-5,201.58

Finding the Fourth Proportional to 7,666.56, 11,491.86 and 5,201.58

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Solution

The fourth proportional to 7,666.56, 11,491.86 and 5,201.58 is: 7,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.56 : 11,491.86 = 5,201.58 : x
  2. Step 2: Convert to fraction form
    7,666.56/11,491.86 = 5,201.58/x
  3. Step 3: Cross multiply
    7,666.56x = 11,491.86 × 5,201.58
  4. Step 4: Simplify right side
    7,666.56x = 59,775,829.14
  5. Step 5: Solve for x
    x = 59,775,829.14/7,666.56
  6. Step 6: Final answer
    x = 7,796.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.