Home / 7,998.05-11,034.39-4,639.01

Finding the Fourth Proportional to 7,998.05, 11,034.39 and 4,639.01

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Solution

The fourth proportional to 7,998.05, 11,034.39 and 4,639.01 is: 6,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.05 : 11,034.39 = 4,639.01 : x
  2. Step 2: Convert to fraction form
    7,998.05/11,034.39 = 4,639.01/x
  3. Step 3: Cross multiply
    7,998.05x = 11,034.39 × 4,639.01
  4. Step 4: Simplify right side
    7,998.05x = 51,188,590.38
  5. Step 5: Solve for x
    x = 51,188,590.38/7,998.05
  6. Step 6: Final answer
    x = 6,400.14

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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.