Home / 7,748.06-11,612.54-3,582.42

Finding the Fourth Proportional to 7,748.06, 11,612.54 and 3,582.42

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Solution

The fourth proportional to 7,748.06, 11,612.54 and 3,582.42 is: 5,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.06 : 11,612.54 = 3,582.42 : x
  2. Step 2: Convert to fraction form
    7,748.06/11,612.54 = 3,582.42/x
  3. Step 3: Cross multiply
    7,748.06x = 11,612.54 × 3,582.42
  4. Step 4: Simplify right side
    7,748.06x = 41,600,995.55
  5. Step 5: Solve for x
    x = 41,600,995.55/7,748.06
  6. Step 6: Final answer
    x = 5,369.21

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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.