Home / 11,519.60-17,280.48-4,944.56

Finding the Fourth Proportional to 11,519.60, 17,280.48 and 4,944.56

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Solution

The fourth proportional to 11,519.60, 17,280.48 and 4,944.56 is: 7,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519.60 : 17,280.48 = 4,944.56 : x
  2. Step 2: Convert to fraction form
    11,519.60/17,280.48 = 4,944.56/x
  3. Step 3: Cross multiply
    11,519.60x = 17,280.48 × 4,944.56
  4. Step 4: Simplify right side
    11,519.60x = 85,444,370.19
  5. Step 5: Solve for x
    x = 85,444,370.19/11,519.60
  6. Step 6: Final answer
    x = 7,417.30

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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.