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Finding the Fourth Proportional to 6,783.50, 10,150.95 and 4,011.68

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Solution

The fourth proportional to 6,783.50, 10,150.95 and 4,011.68 is: 6,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.50 : 10,150.95 = 4,011.68 : x
  2. Step 2: Convert to fraction form
    6,783.50/10,150.95 = 4,011.68/x
  3. Step 3: Cross multiply
    6,783.50x = 10,150.95 × 4,011.68
  4. Step 4: Simplify right side
    6,783.50x = 40,722,363.10
  5. Step 5: Solve for x
    x = 40,722,363.10/6,783.50
  6. Step 6: Final answer
    x = 6,003.15

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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.