Home / 7,288.69-10,926.81-3,338.62

Finding the Fourth Proportional to 7,288.69, 10,926.81 and 3,338.62

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Solution

The fourth proportional to 7,288.69, 10,926.81 and 3,338.62 is: 5,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.69 : 10,926.81 = 3,338.62 : x
  2. Step 2: Convert to fraction form
    7,288.69/10,926.81 = 3,338.62/x
  3. Step 3: Cross multiply
    7,288.69x = 10,926.81 × 3,338.62
  4. Step 4: Simplify right side
    7,288.69x = 36,480,477.03
  5. Step 5: Solve for x
    x = 36,480,477.03/7,288.69
  6. Step 6: Final answer
    x = 5,005.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.