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Finding the Fourth Proportional to 6,325.41, 9,488.07 and 1,645.41

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Solution

The fourth proportional to 6,325.41, 9,488.07 and 1,645.41 is: 2,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.41 : 9,488.07 = 1,645.41 : x
  2. Step 2: Convert to fraction form
    6,325.41/9,488.07 = 1,645.41/x
  3. Step 3: Cross multiply
    6,325.41x = 9,488.07 × 1,645.41
  4. Step 4: Simplify right side
    6,325.41x = 15,611,765.26
  5. Step 5: Solve for x
    x = 15,611,765.26/6,325.41
  6. Step 6: Final answer
    x = 2,468.10

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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.