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Finding the Fourth Proportional to 8,329.68, 11,494.80 and 4,603.68

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Solution

The fourth proportional to 8,329.68, 11,494.80 and 4,603.68 is: 6,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.68 : 11,494.80 = 4,603.68 : x
  2. Step 2: Convert to fraction form
    8,329.68/11,494.80 = 4,603.68/x
  3. Step 3: Cross multiply
    8,329.68x = 11,494.80 × 4,603.68
  4. Step 4: Simplify right side
    8,329.68x = 52,918,380.86
  5. Step 5: Solve for x
    x = 52,918,380.86/8,329.68
  6. Step 6: Final answer
    x = 6,352.99

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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.