Home / 12,259.64-18,383.94-3,492.56

Finding the Fourth Proportional to 12,259.64, 18,383.94 and 3,492.56

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Solution

The fourth proportional to 12,259.64, 18,383.94 and 3,492.56 is: 5,237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.64 : 18,383.94 = 3,492.56 : x
  2. Step 2: Convert to fraction form
    12,259.64/18,383.94 = 3,492.56/x
  3. Step 3: Cross multiply
    12,259.64x = 18,383.94 × 3,492.56
  4. Step 4: Simplify right side
    12,259.64x = 64,207,013.49
  5. Step 5: Solve for x
    x = 64,207,013.49/12,259.64
  6. Step 6: Final answer
    x = 5,237.27

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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.