Home / 5,678.00-7,835.41-3,160.04

Finding the Fourth Proportional to 5,678.00, 7,835.41 and 3,160.04

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Solution

The fourth proportional to 5,678.00, 7,835.41 and 3,160.04 is: 4,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678.00 : 7,835.41 = 3,160.04 : x
  2. Step 2: Convert to fraction form
    5,678.00/7,835.41 = 3,160.04/x
  3. Step 3: Cross multiply
    5,678.00x = 7,835.41 × 3,160.04
  4. Step 4: Simplify right side
    5,678.00x = 24,760,186.94
  5. Step 5: Solve for x
    x = 24,760,186.94/5,678.00
  6. Step 6: Final answer
    x = 4,360.72

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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.