Home / 7,324.60-10,108.02-4,181.80

Finding the Fourth Proportional to 7,324.60, 10,108.02 and 4,181.80

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Solution

The fourth proportional to 7,324.60, 10,108.02 and 4,181.80 is: 5,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.60 : 10,108.02 = 4,181.80 : x
  2. Step 2: Convert to fraction form
    7,324.60/10,108.02 = 4,181.80/x
  3. Step 3: Cross multiply
    7,324.60x = 10,108.02 × 4,181.80
  4. Step 4: Simplify right side
    7,324.60x = 42,269,718.04
  5. Step 5: Solve for x
    x = 42,269,718.04/7,324.60
  6. Step 6: Final answer
    x = 5,770.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.