Home / 5,790.16-7,990.74-3,272.38

Finding the Fourth Proportional to 5,790.16, 7,990.74 and 3,272.38

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Solution

The fourth proportional to 5,790.16, 7,990.74 and 3,272.38 is: 4,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.16 : 7,990.74 = 3,272.38 : x
  2. Step 2: Convert to fraction form
    5,790.16/7,990.74 = 3,272.38/x
  3. Step 3: Cross multiply
    5,790.16x = 7,990.74 × 3,272.38
  4. Step 4: Simplify right side
    5,790.16x = 26,148,737.76
  5. Step 5: Solve for x
    x = 26,148,737.76/5,790.16
  6. Step 6: Final answer
    x = 4,516.06

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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.