Home / 7,079.40-10,609.20-5,322.33

Finding the Fourth Proportional to 7,079.40, 10,609.20 and 5,322.33

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Solution

The fourth proportional to 7,079.40, 10,609.20 and 5,322.33 is: 7,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.40 : 10,609.20 = 5,322.33 : x
  2. Step 2: Convert to fraction form
    7,079.40/10,609.20 = 5,322.33/x
  3. Step 3: Cross multiply
    7,079.40x = 10,609.20 × 5,322.33
  4. Step 4: Simplify right side
    7,079.40x = 56,465,663.44
  5. Step 5: Solve for x
    x = 56,465,663.44/7,079.40
  6. Step 6: Final answer
    x = 7,976.05

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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.