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Finding the Fourth Proportional to 5,365.10, 8,047.65 and 4,069.10

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Solution

The fourth proportional to 5,365.10, 8,047.65 and 4,069.10 is: 6,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.10 : 8,047.65 = 4,069.10 : x
  2. Step 2: Convert to fraction form
    5,365.10/8,047.65 = 4,069.10/x
  3. Step 3: Cross multiply
    5,365.10x = 8,047.65 × 4,069.10
  4. Step 4: Simplify right side
    5,365.10x = 32,746,692.62
  5. Step 5: Solve for x
    x = 32,746,692.62/5,365.10
  6. Step 6: Final answer
    x = 6,103.65

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Similar ratio
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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.