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Finding the Fourth Proportional to 6,435.06, 9,658.06 and 2,542.20

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Solution

The fourth proportional to 6,435.06, 9,658.06 and 2,542.20 is: 3,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.06 : 9,658.06 = 2,542.20 : x
  2. Step 2: Convert to fraction form
    6,435.06/9,658.06 = 2,542.20/x
  3. Step 3: Cross multiply
    6,435.06x = 9,658.06 × 2,542.20
  4. Step 4: Simplify right side
    6,435.06x = 24,552,720.13
  5. Step 5: Solve for x
    x = 24,552,720.13/6,435.06
  6. Step 6: Final answer
    x = 3,815.46

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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.