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Finding the Fourth Proportional to 2,604.86, 3,595.11 and 1,485.80

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Solution

The fourth proportional to 2,604.86, 3,595.11 and 1,485.80 is: 2,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.86 : 3,595.11 = 1,485.80 : x
  2. Step 2: Convert to fraction form
    2,604.86/3,595.11 = 1,485.80/x
  3. Step 3: Cross multiply
    2,604.86x = 3,595.11 × 1,485.80
  4. Step 4: Simplify right side
    2,604.86x = 5,341,614.44
  5. Step 5: Solve for x
    x = 5,341,614.44/2,604.86
  6. Step 6: Final answer
    x = 2,050.63

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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.