Home / 11,492.80-17,237.60-3,702.40

Finding the Fourth Proportional to 11,492.80, 17,237.60 and 3,702.40

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Solution

The fourth proportional to 11,492.80, 17,237.60 and 3,702.40 is: 5,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,492.80 : 17,237.60 = 3,702.40 : x
  2. Step 2: Convert to fraction form
    11,492.80/17,237.60 = 3,702.40/x
  3. Step 3: Cross multiply
    11,492.80x = 17,237.60 × 3,702.40
  4. Step 4: Simplify right side
    11,492.80x = 63,820,490.24
  5. Step 5: Solve for x
    x = 63,820,490.24/11,492.80
  6. Step 6: Final answer
    x = 5,553.08

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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.