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Finding the Fourth Proportional to 3,337.70, 4,605.81 and 2,011.70

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Solution

The fourth proportional to 3,337.70, 4,605.81 and 2,011.70 is: 2,776.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.70 : 4,605.81 = 2,011.70 : x
  2. Step 2: Convert to fraction form
    3,337.70/4,605.81 = 2,011.70/x
  3. Step 3: Cross multiply
    3,337.70x = 4,605.81 × 2,011.70
  4. Step 4: Simplify right side
    3,337.70x = 9,265,507.98
  5. Step 5: Solve for x
    x = 9,265,507.98/3,337.70
  6. Step 6: Final answer
    x = 2,776.02

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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.