Home / 11,574.55-17,370.13-5,005.45

Finding the Fourth Proportional to 11,574.55, 17,370.13 and 5,005.45

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Solution

The fourth proportional to 11,574.55, 17,370.13 and 5,005.45 is: 7,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,574.55 : 17,370.13 = 5,005.45 : x
  2. Step 2: Convert to fraction form
    11,574.55/17,370.13 = 5,005.45/x
  3. Step 3: Cross multiply
    11,574.55x = 17,370.13 × 5,005.45
  4. Step 4: Simplify right side
    11,574.55x = 86,945,317.21
  5. Step 5: Solve for x
    x = 86,945,317.21/11,574.55
  6. Step 6: Final answer
    x = 7,511.77

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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.