Home / 12,110.96-18,132.59-6,544.37

Finding the Fourth Proportional to 12,110.96, 18,132.59 and 6,544.37

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Solution

The fourth proportional to 12,110.96, 18,132.59 and 6,544.37 is: 9,798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110.96 : 18,132.59 = 6,544.37 : x
  2. Step 2: Convert to fraction form
    12,110.96/18,132.59 = 6,544.37/x
  3. Step 3: Cross multiply
    12,110.96x = 18,132.59 × 6,544.37
  4. Step 4: Simplify right side
    12,110.96x = 118,666,378.02
  5. Step 5: Solve for x
    x = 118,666,378.02/12,110.96
  6. Step 6: Final answer
    x = 9,798.26

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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.