Home / 5,890.15-8,836.30-1,941.64

Finding the Fourth Proportional to 5,890.15, 8,836.30 and 1,941.64

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Solution

The fourth proportional to 5,890.15, 8,836.30 and 1,941.64 is: 2,912.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.15 : 8,836.30 = 1,941.64 : x
  2. Step 2: Convert to fraction form
    5,890.15/8,836.30 = 1,941.64/x
  3. Step 3: Cross multiply
    5,890.15x = 8,836.30 × 1,941.64
  4. Step 4: Simplify right side
    5,890.15x = 17,156,869.35
  5. Step 5: Solve for x
    x = 17,156,869.35/5,890.15
  6. Step 6: Final answer
    x = 2,912.81

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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.