Home / 11,624.55-16,041.90-6,319.35

Finding the Fourth Proportional to 11,624.55, 16,041.90 and 6,319.35

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Solution

The fourth proportional to 11,624.55, 16,041.90 and 6,319.35 is: 8,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.55 : 16,041.90 = 6,319.35 : x
  2. Step 2: Convert to fraction form
    11,624.55/16,041.90 = 6,319.35/x
  3. Step 3: Cross multiply
    11,624.55x = 16,041.90 × 6,319.35
  4. Step 4: Simplify right side
    11,624.55x = 101,374,380.77
  5. Step 5: Solve for x
    x = 101,374,380.77/11,624.55
  6. Step 6: Final answer
    x = 8,720.71

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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.