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Finding the Fourth Proportional to 5,636.49, 8,447.54 and 2,674.93

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Solution

The fourth proportional to 5,636.49, 8,447.54 and 2,674.93 is: 4,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.49 : 8,447.54 = 2,674.93 : x
  2. Step 2: Convert to fraction form
    5,636.49/8,447.54 = 2,674.93/x
  3. Step 3: Cross multiply
    5,636.49x = 8,447.54 × 2,674.93
  4. Step 4: Simplify right side
    5,636.49x = 22,596,535.93
  5. Step 5: Solve for x
    x = 22,596,535.93/5,636.49
  6. Step 6: Final answer
    x = 4,008.97

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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.