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Finding the Fourth Proportional to 6,559.38, 9,848.25 and 4,086.99

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Solution

The fourth proportional to 6,559.38, 9,848.25 and 4,086.99 is: 6,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,559.38 : 9,848.25 = 4,086.99 : x
  2. Step 2: Convert to fraction form
    6,559.38/9,848.25 = 4,086.99/x
  3. Step 3: Cross multiply
    6,559.38x = 9,848.25 × 4,086.99
  4. Step 4: Simplify right side
    6,559.38x = 40,249,699.27
  5. Step 5: Solve for x
    x = 40,249,699.27/6,559.38
  6. Step 6: Final answer
    x = 6,136.20

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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.