Home / 11,849.56-17,775.96-5,275.60

Finding the Fourth Proportional to 11,849.56, 17,775.96 and 5,275.60

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Solution

The fourth proportional to 11,849.56, 17,775.96 and 5,275.60 is: 7,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.56 : 17,775.96 = 5,275.60 : x
  2. Step 2: Convert to fraction form
    11,849.56/17,775.96 = 5,275.60/x
  3. Step 3: Cross multiply
    11,849.56x = 17,775.96 × 5,275.60
  4. Step 4: Simplify right side
    11,849.56x = 93,778,854.58
  5. Step 5: Solve for x
    x = 93,778,854.58/11,849.56
  6. Step 6: Final answer
    x = 7,914.12

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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.