Home / 8,245.49-12,370.97-5,483.04

Finding the Fourth Proportional to 8,245.49, 12,370.97 and 5,483.04

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Solution

The fourth proportional to 8,245.49, 12,370.97 and 5,483.04 is: 8,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.49 : 12,370.97 = 5,483.04 : x
  2. Step 2: Convert to fraction form
    8,245.49/12,370.97 = 5,483.04/x
  3. Step 3: Cross multiply
    8,245.49x = 12,370.97 × 5,483.04
  4. Step 4: Simplify right side
    8,245.49x = 67,830,461.49
  5. Step 5: Solve for x
    x = 67,830,461.49/8,245.49
  6. Step 6: Final answer
    x = 8,226.37

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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.