Home / 5,605.40-8,409.92-2,683.94

Finding the Fourth Proportional to 5,605.40, 8,409.92 and 2,683.94

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Solution

The fourth proportional to 5,605.40, 8,409.92 and 2,683.94 is: 4,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.40 : 8,409.92 = 2,683.94 : x
  2. Step 2: Convert to fraction form
    5,605.40/8,409.92 = 2,683.94/x
  3. Step 3: Cross multiply
    5,605.40x = 8,409.92 × 2,683.94
  4. Step 4: Simplify right side
    5,605.40x = 22,571,665.22
  5. Step 5: Solve for x
    x = 22,571,665.22/5,605.40
  6. Step 6: Final answer
    x = 4,026.78

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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.