Home / 5,569.90-8,355.86-2,798.48

Finding the Fourth Proportional to 5,569.90, 8,355.86 and 2,798.48

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Solution

The fourth proportional to 5,569.90, 8,355.86 and 2,798.48 is: 4,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.90 : 8,355.86 = 2,798.48 : x
  2. Step 2: Convert to fraction form
    5,569.90/8,355.86 = 2,798.48/x
  3. Step 3: Cross multiply
    5,569.90x = 8,355.86 × 2,798.48
  4. Step 4: Simplify right side
    5,569.90x = 23,383,707.09
  5. Step 5: Solve for x
    x = 23,383,707.09/5,569.90
  6. Step 6: Final answer
    x = 4,198.23

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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.