Home / 11,562.79-15,956.68-6,257.60

Finding the Fourth Proportional to 11,562.79, 15,956.68 and 6,257.60

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Solution

The fourth proportional to 11,562.79, 15,956.68 and 6,257.60 is: 8,635.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.79 : 15,956.68 = 6,257.60 : x
  2. Step 2: Convert to fraction form
    11,562.79/15,956.68 = 6,257.60/x
  3. Step 3: Cross multiply
    11,562.79x = 15,956.68 × 6,257.60
  4. Step 4: Simplify right side
    11,562.79x = 99,850,520.77
  5. Step 5: Solve for x
    x = 99,850,520.77/11,562.79
  6. Step 6: Final answer
    x = 8,635.51

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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.