Home / 5,790.54-7,989.60-3,272.52

Finding the Fourth Proportional to 5,790.54, 7,989.60 and 3,272.52

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Solution

The fourth proportional to 5,790.54, 7,989.60 and 3,272.52 is: 4,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.54 : 7,989.60 = 3,272.52 : x
  2. Step 2: Convert to fraction form
    5,790.54/7,989.60 = 3,272.52/x
  3. Step 3: Cross multiply
    5,790.54x = 7,989.60 × 3,272.52
  4. Step 4: Simplify right side
    5,790.54x = 26,146,125.79
  5. Step 5: Solve for x
    x = 26,146,125.79/5,790.54
  6. Step 6: Final answer
    x = 4,515.32

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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.