Home / 11,417.80-17,129.14-3,627.16

Finding the Fourth Proportional to 11,417.80, 17,129.14 and 3,627.16

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Solution

The fourth proportional to 11,417.80, 17,129.14 and 3,627.16 is: 5,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,417.80 : 17,129.14 = 3,627.16 : x
  2. Step 2: Convert to fraction form
    11,417.80/17,129.14 = 3,627.16/x
  3. Step 3: Cross multiply
    11,417.80x = 17,129.14 × 3,627.16
  4. Step 4: Simplify right side
    11,417.80x = 62,130,131.44
  5. Step 5: Solve for x
    x = 62,130,131.44/11,417.80
  6. Step 6: Final answer
    x = 5,441.52

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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.