Home / 11,624.04-16,041.28-6,318.86

Finding the Fourth Proportional to 11,624.04, 16,041.28 and 6,318.86

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Solution

The fourth proportional to 11,624.04, 16,041.28 and 6,318.86 is: 8,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.04 : 16,041.28 = 6,318.86 : x
  2. Step 2: Convert to fraction form
    11,624.04/16,041.28 = 6,318.86/x
  3. Step 3: Cross multiply
    11,624.04x = 16,041.28 × 6,318.86
  4. Step 4: Simplify right side
    11,624.04x = 101,362,611.05
  5. Step 5: Solve for x
    x = 101,362,611.05/11,624.04
  6. Step 6: Final answer
    x = 8,720.09

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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.