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Finding the Fourth Proportional to 9,362.40, 14,027.40 and 8,066.40

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Solution

The fourth proportional to 9,362.40, 14,027.40 and 8,066.40 is: 12,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.40 : 14,027.40 = 8,066.40 : x
  2. Step 2: Convert to fraction form
    9,362.40/14,027.40 = 8,066.40/x
  3. Step 3: Cross multiply
    9,362.40x = 14,027.40 × 8,066.40
  4. Step 4: Simplify right side
    9,362.40x = 113,150,619.36
  5. Step 5: Solve for x
    x = 113,150,619.36/9,362.40
  6. Step 6: Final answer
    x = 12,085.64

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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.