Home / 7,682.02-10,600.38-4,324.78

Finding the Fourth Proportional to 7,682.02, 10,600.38 and 4,324.78

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Solution

The fourth proportional to 7,682.02, 10,600.38 and 4,324.78 is: 5,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.02 : 10,600.38 = 4,324.78 : x
  2. Step 2: Convert to fraction form
    7,682.02/10,600.38 = 4,324.78/x
  3. Step 3: Cross multiply
    7,682.02x = 10,600.38 × 4,324.78
  4. Step 4: Simplify right side
    7,682.02x = 45,844,311.42
  5. Step 5: Solve for x
    x = 45,844,311.42/7,682.02
  6. Step 6: Final answer
    x = 5,967.74

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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.