Home / 5,790.79-7,990.90-3,273.04

Finding the Fourth Proportional to 5,790.79, 7,990.90 and 3,273.04

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Solution

The fourth proportional to 5,790.79, 7,990.90 and 3,273.04 is: 4,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.79 : 7,990.90 = 3,273.04 : x
  2. Step 2: Convert to fraction form
    5,790.79/7,990.90 = 3,273.04/x
  3. Step 3: Cross multiply
    5,790.79x = 7,990.90 × 3,273.04
  4. Step 4: Simplify right side
    5,790.79x = 26,154,535.34
  5. Step 5: Solve for x
    x = 26,154,535.34/5,790.79
  6. Step 6: Final answer
    x = 4,516.57

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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.