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Finding the Fourth Proportional to 6,763.62, 10,140.84 and 2,380.50

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Solution

The fourth proportional to 6,763.62, 10,140.84 and 2,380.50 is: 3,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.62 : 10,140.84 = 2,380.50 : x
  2. Step 2: Convert to fraction form
    6,763.62/10,140.84 = 2,380.50/x
  3. Step 3: Cross multiply
    6,763.62x = 10,140.84 × 2,380.50
  4. Step 4: Simplify right side
    6,763.62x = 24,140,269.62
  5. Step 5: Solve for x
    x = 24,140,269.62/6,763.62
  6. Step 6: Final answer
    x = 3,569.13

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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.