Home / 6,442.02-9,660.60-2,745.99

Finding the Fourth Proportional to 6,442.02, 9,660.60 and 2,745.99

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Solution

The fourth proportional to 6,442.02, 9,660.60 and 2,745.99 is: 4,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.02 : 9,660.60 = 2,745.99 : x
  2. Step 2: Convert to fraction form
    6,442.02/9,660.60 = 2,745.99/x
  3. Step 3: Cross multiply
    6,442.02x = 9,660.60 × 2,745.99
  4. Step 4: Simplify right side
    6,442.02x = 26,527,910.99
  5. Step 5: Solve for x
    x = 26,527,910.99/6,442.02
  6. Step 6: Final answer
    x = 4,117.95

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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.