Home / 10,202.88-14,078.40-5,953.92

Finding the Fourth Proportional to 10,202.88, 14,078.40 and 5,953.92

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Solution

The fourth proportional to 10,202.88, 14,078.40 and 5,953.92 is: 8,215.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.88 : 14,078.40 = 5,953.92 : x
  2. Step 2: Convert to fraction form
    10,202.88/14,078.40 = 5,953.92/x
  3. Step 3: Cross multiply
    10,202.88x = 14,078.40 × 5,953.92
  4. Step 4: Simplify right side
    10,202.88x = 83,821,667.33
  5. Step 5: Solve for x
    x = 83,821,667.33/10,202.88
  6. Step 6: Final answer
    x = 8,215.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.