Home / 5,368.30-8,052.99-1,857.85

Finding the Fourth Proportional to 5,368.30, 8,052.99 and 1,857.85

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Solution

The fourth proportional to 5,368.30, 8,052.99 and 1,857.85 is: 2,786.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.30 : 8,052.99 = 1,857.85 : x
  2. Step 2: Convert to fraction form
    5,368.30/8,052.99 = 1,857.85/x
  3. Step 3: Cross multiply
    5,368.30x = 8,052.99 × 1,857.85
  4. Step 4: Simplify right side
    5,368.30x = 14,961,247.47
  5. Step 5: Solve for x
    x = 14,961,247.47/5,368.30
  6. Step 6: Final answer
    x = 2,786.96

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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.