Home / 11,504.95-17,257.58-7,581.32

Finding the Fourth Proportional to 11,504.95, 17,257.58 and 7,581.32

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Solution

The fourth proportional to 11,504.95, 17,257.58 and 7,581.32 is: 11,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504.95 : 17,257.58 = 7,581.32 : x
  2. Step 2: Convert to fraction form
    11,504.95/17,257.58 = 7,581.32/x
  3. Step 3: Cross multiply
    11,504.95x = 17,257.58 × 7,581.32
  4. Step 4: Simplify right side
    11,504.95x = 130,835,205.36
  5. Step 5: Solve for x
    x = 130,835,205.36/11,504.95
  6. Step 6: Final answer
    x = 11,372.08

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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.