Home / 5,756.94-8,637.03-1,861.65

Finding the Fourth Proportional to 5,756.94, 8,637.03 and 1,861.65

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Solution

The fourth proportional to 5,756.94, 8,637.03 and 1,861.65 is: 2,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.94 : 8,637.03 = 1,861.65 : x
  2. Step 2: Convert to fraction form
    5,756.94/8,637.03 = 1,861.65/x
  3. Step 3: Cross multiply
    5,756.94x = 8,637.03 × 1,861.65
  4. Step 4: Simplify right side
    5,756.94x = 16,079,126.90
  5. Step 5: Solve for x
    x = 16,079,126.90/5,756.94
  6. Step 6: Final answer
    x = 2,793.00

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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.