Home / 9,412.20-14,036.06-8,247.62

Finding the Fourth Proportional to 9,412.20, 14,036.06 and 8,247.62

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Solution

The fourth proportional to 9,412.20, 14,036.06 and 8,247.62 is: 12,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.20 : 14,036.06 = 8,247.62 : x
  2. Step 2: Convert to fraction form
    9,412.20/14,036.06 = 8,247.62/x
  3. Step 3: Cross multiply
    9,412.20x = 14,036.06 × 8,247.62
  4. Step 4: Simplify right side
    9,412.20x = 115,764,089.18
  5. Step 5: Solve for x
    x = 115,764,089.18/9,412.20
  6. Step 6: Final answer
    x = 12,299.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.