Home / 5,923.60-8,885.36-2,412.78

Finding the Fourth Proportional to 5,923.60, 8,885.36 and 2,412.78

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Solution

The fourth proportional to 5,923.60, 8,885.36 and 2,412.78 is: 3,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.60 : 8,885.36 = 2,412.78 : x
  2. Step 2: Convert to fraction form
    5,923.60/8,885.36 = 2,412.78/x
  3. Step 3: Cross multiply
    5,923.60x = 8,885.36 × 2,412.78
  4. Step 4: Simplify right side
    5,923.60x = 21,438,418.90
  5. Step 5: Solve for x
    x = 21,438,418.90/5,923.60
  6. Step 6: Final answer
    x = 3,619.15

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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.