Home / 11,518.56-17,277.84-5,358.24

Finding the Fourth Proportional to 11,518.56, 17,277.84 and 5,358.24

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Solution

The fourth proportional to 11,518.56, 17,277.84 and 5,358.24 is: 8,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518.56 : 17,277.84 = 5,358.24 : x
  2. Step 2: Convert to fraction form
    11,518.56/17,277.84 = 5,358.24/x
  3. Step 3: Cross multiply
    11,518.56x = 17,277.84 × 5,358.24
  4. Step 4: Simplify right side
    11,518.56x = 92,578,813.40
  5. Step 5: Solve for x
    x = 92,578,813.40/11,518.56
  6. Step 6: Final answer
    x = 8,037.36

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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.