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Finding the Fourth Proportional to 7,404.58, 11,065.93 and 6,633.67

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Solution

The fourth proportional to 7,404.58, 11,065.93 and 6,633.67 is: 9,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.58 : 11,065.93 = 6,633.67 : x
  2. Step 2: Convert to fraction form
    7,404.58/11,065.93 = 6,633.67/x
  3. Step 3: Cross multiply
    7,404.58x = 11,065.93 × 6,633.67
  4. Step 4: Simplify right side
    7,404.58x = 73,407,727.86
  5. Step 5: Solve for x
    x = 73,407,727.86/7,404.58
  6. Step 6: Final answer
    x = 9,913.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.