Home / 5,918.89-8,869.88-4,346.56

Finding the Fourth Proportional to 5,918.89, 8,869.88 and 4,346.56

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Solution

The fourth proportional to 5,918.89, 8,869.88 and 4,346.56 is: 6,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.89 : 8,869.88 = 4,346.56 : x
  2. Step 2: Convert to fraction form
    5,918.89/8,869.88 = 4,346.56/x
  3. Step 3: Cross multiply
    5,918.89x = 8,869.88 × 4,346.56
  4. Step 4: Simplify right side
    5,918.89x = 38,553,399.53
  5. Step 5: Solve for x
    x = 38,553,399.53/5,918.89
  6. Step 6: Final answer
    x = 6,513.62

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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.