Home / 7,386.42-11,079.63-2,192.25

Finding the Fourth Proportional to 7,386.42, 11,079.63 and 2,192.25

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Solution

The fourth proportional to 7,386.42, 11,079.63 and 2,192.25 is: 3,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.42 : 11,079.63 = 2,192.25 : x
  2. Step 2: Convert to fraction form
    7,386.42/11,079.63 = 2,192.25/x
  3. Step 3: Cross multiply
    7,386.42x = 11,079.63 × 2,192.25
  4. Step 4: Simplify right side
    7,386.42x = 24,289,318.87
  5. Step 5: Solve for x
    x = 24,289,318.87/7,386.42
  6. Step 6: Final answer
    x = 3,288.38

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Similar ratio
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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.