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Finding the Fourth Proportional to 2,683.82, 3,704.19 and 1,750.70

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Solution

The fourth proportional to 2,683.82, 3,704.19 and 1,750.70 is: 2,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.82 : 3,704.19 = 1,750.70 : x
  2. Step 2: Convert to fraction form
    2,683.82/3,704.19 = 1,750.70/x
  3. Step 3: Cross multiply
    2,683.82x = 3,704.19 × 1,750.70
  4. Step 4: Simplify right side
    2,683.82x = 6,484,925.43
  5. Step 5: Solve for x
    x = 6,484,925.43/2,683.82
  6. Step 6: Final answer
    x = 2,416.30

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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.