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Finding the Fourth Proportional to 7,362.12, 11,030.22 and 6,923.64

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Solution

The fourth proportional to 7,362.12, 11,030.22 and 6,923.64 is: 10,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.12 : 11,030.22 = 6,923.64 : x
  2. Step 2: Convert to fraction form
    7,362.12/11,030.22 = 6,923.64/x
  3. Step 3: Cross multiply
    7,362.12x = 11,030.22 × 6,923.64
  4. Step 4: Simplify right side
    7,362.12x = 76,369,272.40
  5. Step 5: Solve for x
    x = 76,369,272.40/7,362.12
  6. Step 6: Final answer
    x = 10,373.27

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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.