Home / 4,921.70-6,791.74-2,683.52

Finding the Fourth Proportional to 4,921.70, 6,791.74 and 2,683.52

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Solution

The fourth proportional to 4,921.70, 6,791.74 and 2,683.52 is: 3,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.70 : 6,791.74 = 2,683.52 : x
  2. Step 2: Convert to fraction form
    4,921.70/6,791.74 = 2,683.52/x
  3. Step 3: Cross multiply
    4,921.70x = 6,791.74 × 2,683.52
  4. Step 4: Simplify right side
    4,921.70x = 18,225,770.12
  5. Step 5: Solve for x
    x = 18,225,770.12/4,921.70
  6. Step 6: Final answer
    x = 3,703.15

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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.