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Finding the Fourth Proportional to 5,898.65, 8,840.57 and 3,528.48

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Solution

The fourth proportional to 5,898.65, 8,840.57 and 3,528.48 is: 5,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.65 : 8,840.57 = 3,528.48 : x
  2. Step 2: Convert to fraction form
    5,898.65/8,840.57 = 3,528.48/x
  3. Step 3: Cross multiply
    5,898.65x = 8,840.57 × 3,528.48
  4. Step 4: Simplify right side
    5,898.65x = 31,193,734.69
  5. Step 5: Solve for x
    x = 31,193,734.69/5,898.65
  6. Step 6: Final answer
    x = 5,288.28

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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.