Home / 8,007.87-11,045.03-5,350.62

Finding the Fourth Proportional to 8,007.87, 11,045.03 and 5,350.62

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Solution

The fourth proportional to 8,007.87, 11,045.03 and 5,350.62 is: 7,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.87 : 11,045.03 = 5,350.62 : x
  2. Step 2: Convert to fraction form
    8,007.87/11,045.03 = 5,350.62/x
  3. Step 3: Cross multiply
    8,007.87x = 11,045.03 × 5,350.62
  4. Step 4: Simplify right side
    8,007.87x = 59,097,731.67
  5. Step 5: Solve for x
    x = 59,097,731.67/8,007.87
  6. Step 6: Final answer
    x = 7,379.96

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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.