Home / 10,979.04-16,473.24-7,282.56

Finding the Fourth Proportional to 10,979.04, 16,473.24 and 7,282.56

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Solution

The fourth proportional to 10,979.04, 16,473.24 and 7,282.56 is: 10,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.04 : 16,473.24 = 7,282.56 : x
  2. Step 2: Convert to fraction form
    10,979.04/16,473.24 = 7,282.56/x
  3. Step 3: Cross multiply
    10,979.04x = 16,473.24 × 7,282.56
  4. Step 4: Simplify right side
    10,979.04x = 119,967,358.69
  5. Step 5: Solve for x
    x = 119,967,358.69/10,979.04
  6. Step 6: Final answer
    x = 10,926.94

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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.