Home / 11,702.88-17,554.32-4,782.24

Finding the Fourth Proportional to 11,702.88, 17,554.32 and 4,782.24

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Solution

The fourth proportional to 11,702.88, 17,554.32 and 4,782.24 is: 7,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702.88 : 17,554.32 = 4,782.24 : x
  2. Step 2: Convert to fraction form
    11,702.88/17,554.32 = 4,782.24/x
  3. Step 3: Cross multiply
    11,702.88x = 17,554.32 × 4,782.24
  4. Step 4: Simplify right side
    11,702.88x = 83,948,971.28
  5. Step 5: Solve for x
    x = 83,948,971.28/11,702.88
  6. Step 6: Final answer
    x = 7,173.36

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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.