Home / 7,031.14-10,559.67-5,579.62

Finding the Fourth Proportional to 7,031.14, 10,559.67 and 5,579.62

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Solution

The fourth proportional to 7,031.14, 10,559.67 and 5,579.62 is: 8,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.14 : 10,559.67 = 5,579.62 : x
  2. Step 2: Convert to fraction form
    7,031.14/10,559.67 = 5,579.62/x
  3. Step 3: Cross multiply
    7,031.14x = 10,559.67 × 5,579.62
  4. Step 4: Simplify right side
    7,031.14x = 58,918,945.93
  5. Step 5: Solve for x
    x = 58,918,945.93/7,031.14
  6. Step 6: Final answer
    x = 8,379.71

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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.