Home / 11,551.88-17,329.95-3,656.39

Finding the Fourth Proportional to 11,551.88, 17,329.95 and 3,656.39

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Solution

The fourth proportional to 11,551.88, 17,329.95 and 3,656.39 is: 5,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.88 : 17,329.95 = 3,656.39 : x
  2. Step 2: Convert to fraction form
    11,551.88/17,329.95 = 3,656.39/x
  3. Step 3: Cross multiply
    11,551.88x = 17,329.95 × 3,656.39
  4. Step 4: Simplify right side
    11,551.88x = 63,364,969.23
  5. Step 5: Solve for x
    x = 63,364,969.23/11,551.88
  6. Step 6: Final answer
    x = 5,485.25

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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.