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Finding the Fourth Proportional to 7,692.03, 10,568.88 and 6,117.39

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Solution

The fourth proportional to 7,692.03, 10,568.88 and 6,117.39 is: 8,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.03 : 10,568.88 = 6,117.39 : x
  2. Step 2: Convert to fraction form
    7,692.03/10,568.88 = 6,117.39/x
  3. Step 3: Cross multiply
    7,692.03x = 10,568.88 × 6,117.39
  4. Step 4: Simplify right side
    7,692.03x = 64,653,960.82
  5. Step 5: Solve for x
    x = 64,653,960.82/7,692.03
  6. Step 6: Final answer
    x = 8,405.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.