Home / 7,385.88-11,082.08-3,875.04

Finding the Fourth Proportional to 7,385.88, 11,082.08 and 3,875.04

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Solution

The fourth proportional to 7,385.88, 11,082.08 and 3,875.04 is: 5,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.88 : 11,082.08 = 3,875.04 : x
  2. Step 2: Convert to fraction form
    7,385.88/11,082.08 = 3,875.04/x
  3. Step 3: Cross multiply
    7,385.88x = 11,082.08 × 3,875.04
  4. Step 4: Simplify right side
    7,385.88x = 42,943,503.28
  5. Step 5: Solve for x
    x = 42,943,503.28/7,385.88
  6. Step 6: Final answer
    x = 5,814.27

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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.