Home / 10,383.39-15,575.09-2,592.20

Finding the Fourth Proportional to 10,383.39, 15,575.09 and 2,592.20

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Solution

The fourth proportional to 10,383.39, 15,575.09 and 2,592.20 is: 3,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.39 : 15,575.09 = 2,592.20 : x
  2. Step 2: Convert to fraction form
    10,383.39/15,575.09 = 2,592.20/x
  3. Step 3: Cross multiply
    10,383.39x = 15,575.09 × 2,592.20
  4. Step 4: Simplify right side
    10,383.39x = 40,373,774.27
  5. Step 5: Solve for x
    x = 40,373,774.27/10,383.39
  6. Step 6: Final answer
    x = 3,888.30

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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.