Home / 7,458.48-11,188.52-3,296.68

Finding the Fourth Proportional to 7,458.48, 11,188.52 and 3,296.68

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Solution

The fourth proportional to 7,458.48, 11,188.52 and 3,296.68 is: 4,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.48 : 11,188.52 = 3,296.68 : x
  2. Step 2: Convert to fraction form
    7,458.48/11,188.52 = 3,296.68/x
  3. Step 3: Cross multiply
    7,458.48x = 11,188.52 × 3,296.68
  4. Step 4: Simplify right side
    7,458.48x = 36,884,970.11
  5. Step 5: Solve for x
    x = 36,884,970.11/7,458.48
  6. Step 6: Final answer
    x = 4,945.37

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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.