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Finding the Fourth Proportional to 8,244.99, 12,370.22 and 5,482.54

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Solution

The fourth proportional to 8,244.99, 12,370.22 and 5,482.54 is: 8,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.99 : 12,370.22 = 5,482.54 : x
  2. Step 2: Convert to fraction form
    8,244.99/12,370.22 = 5,482.54/x
  3. Step 3: Cross multiply
    8,244.99x = 12,370.22 × 5,482.54
  4. Step 4: Simplify right side
    8,244.99x = 67,820,164.99
  5. Step 5: Solve for x
    x = 67,820,164.99/8,244.99
  6. Step 6: Final answer
    x = 8,225.62

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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.