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Finding the Fourth Proportional to 8,549.63, 12,825.16 and 2,393.63

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Solution

The fourth proportional to 8,549.63, 12,825.16 and 2,393.63 is: 3,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.63 : 12,825.16 = 2,393.63 : x
  2. Step 2: Convert to fraction form
    8,549.63/12,825.16 = 2,393.63/x
  3. Step 3: Cross multiply
    8,549.63x = 12,825.16 × 2,393.63
  4. Step 4: Simplify right side
    8,549.63x = 30,698,617.62
  5. Step 5: Solve for x
    x = 30,698,617.62/8,549.63
  6. Step 6: Final answer
    x = 3,590.64

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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.