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Finding the Fourth Proportional to 2,409.59, 3,604.48 and 1,923.59

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Solution

The fourth proportional to 2,409.59, 3,604.48 and 1,923.59 is: 2,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.59 : 3,604.48 = 1,923.59 : x
  2. Step 2: Convert to fraction form
    2,409.59/3,604.48 = 1,923.59/x
  3. Step 3: Cross multiply
    2,409.59x = 3,604.48 × 1,923.59
  4. Step 4: Simplify right side
    2,409.59x = 6,933,518.85
  5. Step 5: Solve for x
    x = 6,933,518.85/2,409.59
  6. Step 6: Final answer
    x = 2,877.47

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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.