Home / 5,629.16-7,766.34-3,269.36

Finding the Fourth Proportional to 5,629.16, 7,766.34 and 3,269.36

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Solution

The fourth proportional to 5,629.16, 7,766.34 and 3,269.36 is: 4,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.16 : 7,766.34 = 3,269.36 : x
  2. Step 2: Convert to fraction form
    5,629.16/7,766.34 = 3,269.36/x
  3. Step 3: Cross multiply
    5,629.16x = 7,766.34 × 3,269.36
  4. Step 4: Simplify right side
    5,629.16x = 25,390,961.34
  5. Step 5: Solve for x
    x = 25,390,961.34/5,629.16
  6. Step 6: Final answer
    x = 4,510.61

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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.