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Finding the Fourth Proportional to 4,052.63, 5,592.63 and 2,189.63

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Solution

The fourth proportional to 4,052.63, 5,592.63 and 2,189.63 is: 3,021.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052.63 : 5,592.63 = 2,189.63 : x
  2. Step 2: Convert to fraction form
    4,052.63/5,592.63 = 2,189.63/x
  3. Step 3: Cross multiply
    4,052.63x = 5,592.63 × 2,189.63
  4. Step 4: Simplify right side
    4,052.63x = 12,245,762.46
  5. Step 5: Solve for x
    x = 12,245,762.46/4,052.63
  6. Step 6: Final answer
    x = 3,021.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.