Home / 6,890.66-10,337.42-3,602.86

Finding the Fourth Proportional to 6,890.66, 10,337.42 and 3,602.86

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Solution

The fourth proportional to 6,890.66, 10,337.42 and 3,602.86 is: 5,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.66 : 10,337.42 = 3,602.86 : x
  2. Step 2: Convert to fraction form
    6,890.66/10,337.42 = 3,602.86/x
  3. Step 3: Cross multiply
    6,890.66x = 10,337.42 × 3,602.86
  4. Step 4: Simplify right side
    6,890.66x = 37,244,277.02
  5. Step 5: Solve for x
    x = 37,244,277.02/6,890.66
  6. Step 6: Final answer
    x = 5,405.04

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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.