Home / 11,506.88-17,256.98-4,485.33

Finding the Fourth Proportional to 11,506.88, 17,256.98 and 4,485.33

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Solution

The fourth proportional to 11,506.88, 17,256.98 and 4,485.33 is: 6,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.88 : 17,256.98 = 4,485.33 : x
  2. Step 2: Convert to fraction form
    11,506.88/17,256.98 = 4,485.33/x
  3. Step 3: Cross multiply
    11,506.88x = 17,256.98 × 4,485.33
  4. Step 4: Simplify right side
    11,506.88x = 77,403,250.10
  5. Step 5: Solve for x
    x = 77,403,250.10/11,506.88
  6. Step 6: Final answer
    x = 6,726.69

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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.