Home / 9,243.38-13,845.45-8,582.42

Finding the Fourth Proportional to 9,243.38, 13,845.45 and 8,582.42

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Solution

The fourth proportional to 9,243.38, 13,845.45 and 8,582.42 is: 12,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.38 : 13,845.45 = 8,582.42 : x
  2. Step 2: Convert to fraction form
    9,243.38/13,845.45 = 8,582.42/x
  3. Step 3: Cross multiply
    9,243.38x = 13,845.45 × 8,582.42
  4. Step 4: Simplify right side
    9,243.38x = 118,827,466.99
  5. Step 5: Solve for x
    x = 118,827,466.99/9,243.38
  6. Step 6: Final answer
    x = 12,855.41

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1.5x scale

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.