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Finding the Fourth Proportional to 5,068.48, 7,582.74 and 3,839.44

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Solution

The fourth proportional to 5,068.48, 7,582.74 and 3,839.44 is: 5,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.48 : 7,582.74 = 3,839.44 : x
  2. Step 2: Convert to fraction form
    5,068.48/7,582.74 = 3,839.44/x
  3. Step 3: Cross multiply
    5,068.48x = 7,582.74 × 3,839.44
  4. Step 4: Simplify right side
    5,068.48x = 29,113,475.27
  5. Step 5: Solve for x
    x = 29,113,475.27/5,068.48
  6. Step 6: Final answer
    x = 5,744.02

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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.