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Finding the Fourth Proportional to 5,698.98, 8,541.93 and 2,614.50

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Solution

The fourth proportional to 5,698.98, 8,541.93 and 2,614.50 is: 3,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.98 : 8,541.93 = 2,614.50 : x
  2. Step 2: Convert to fraction form
    5,698.98/8,541.93 = 2,614.50/x
  3. Step 3: Cross multiply
    5,698.98x = 8,541.93 × 2,614.50
  4. Step 4: Simplify right side
    5,698.98x = 22,332,875.99
  5. Step 5: Solve for x
    x = 22,332,875.99/5,698.98
  6. Step 6: Final answer
    x = 3,918.75

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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.