Home / 5,136.51-7,667.60-4,513.73

Finding the Fourth Proportional to 5,136.51, 7,667.60 and 4,513.73

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Solution

The fourth proportional to 5,136.51, 7,667.60 and 4,513.73 is: 6,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.51 : 7,667.60 = 4,513.73 : x
  2. Step 2: Convert to fraction form
    5,136.51/7,667.60 = 4,513.73/x
  3. Step 3: Cross multiply
    5,136.51x = 7,667.60 × 4,513.73
  4. Step 4: Simplify right side
    5,136.51x = 34,609,476.15
  5. Step 5: Solve for x
    x = 34,609,476.15/5,136.51
  6. Step 6: Final answer
    x = 6,737.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.