Home / 8,269.02-12,403.53-2,425.65

Finding the Fourth Proportional to 8,269.02, 12,403.53 and 2,425.65

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Solution

The fourth proportional to 8,269.02, 12,403.53 and 2,425.65 is: 3,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.02 : 12,403.53 = 2,425.65 : x
  2. Step 2: Convert to fraction form
    8,269.02/12,403.53 = 2,425.65/x
  3. Step 3: Cross multiply
    8,269.02x = 12,403.53 × 2,425.65
  4. Step 4: Simplify right side
    8,269.02x = 30,086,622.54
  5. Step 5: Solve for x
    x = 30,086,622.54/8,269.02
  6. Step 6: Final answer
    x = 3,638.48

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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.