Home / 5,136.56-7,711.45-2,673.08

Finding the Fourth Proportional to 5,136.56, 7,711.45 and 2,673.08

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Solution

The fourth proportional to 5,136.56, 7,711.45 and 2,673.08 is: 4,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.56 : 7,711.45 = 2,673.08 : x
  2. Step 2: Convert to fraction form
    5,136.56/7,711.45 = 2,673.08/x
  3. Step 3: Cross multiply
    5,136.56x = 7,711.45 × 2,673.08
  4. Step 4: Simplify right side
    5,136.56x = 20,613,277.53
  5. Step 5: Solve for x
    x = 20,613,277.53/5,136.56
  6. Step 6: Final answer
    x = 4,013.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.