Home / 7,412.59-11,090.58-6,481.27

Finding the Fourth Proportional to 7,412.59, 11,090.58 and 6,481.27

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Solution

The fourth proportional to 7,412.59, 11,090.58 and 6,481.27 is: 9,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.59 : 11,090.58 = 6,481.27 : x
  2. Step 2: Convert to fraction form
    7,412.59/11,090.58 = 6,481.27/x
  3. Step 3: Cross multiply
    7,412.59x = 11,090.58 × 6,481.27
  4. Step 4: Simplify right side
    7,412.59x = 71,881,043.44
  5. Step 5: Solve for x
    x = 71,881,043.44/7,412.59
  6. Step 6: Final answer
    x = 9,697.16

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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.