Home / 4,110.50-5,683.30-3,926.90

Finding the Fourth Proportional to 4,110.50, 5,683.30 and 3,926.90

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Solution

The fourth proportional to 4,110.50, 5,683.30 and 3,926.90 is: 5,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.50 : 5,683.30 = 3,926.90 : x
  2. Step 2: Convert to fraction form
    4,110.50/5,683.30 = 3,926.90/x
  3. Step 3: Cross multiply
    4,110.50x = 5,683.30 × 3,926.90
  4. Step 4: Simplify right side
    4,110.50x = 22,317,750.77
  5. Step 5: Solve for x
    x = 22,317,750.77/4,110.50
  6. Step 6: Final answer
    x = 5,429.45

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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.