Home / 11,918.26-17,877.52-3,598.35

Finding the Fourth Proportional to 11,918.26, 17,877.52 and 3,598.35

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Solution

The fourth proportional to 11,918.26, 17,877.52 and 3,598.35 is: 5,397.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918.26 : 17,877.52 = 3,598.35 : x
  2. Step 2: Convert to fraction form
    11,918.26/17,877.52 = 3,598.35/x
  3. Step 3: Cross multiply
    11,918.26x = 17,877.52 × 3,598.35
  4. Step 4: Simplify right side
    11,918.26x = 64,329,574.09
  5. Step 5: Solve for x
    x = 64,329,574.09/11,918.26
  6. Step 6: Final answer
    x = 5,397.56

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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.