Home / 4,757.81-7,136.80-1,295.06

Finding the Fourth Proportional to 4,757.81, 7,136.80 and 1,295.06

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Solution

The fourth proportional to 4,757.81, 7,136.80 and 1,295.06 is: 1,942.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.81 : 7,136.80 = 1,295.06 : x
  2. Step 2: Convert to fraction form
    4,757.81/7,136.80 = 1,295.06/x
  3. Step 3: Cross multiply
    4,757.81x = 7,136.80 × 1,295.06
  4. Step 4: Simplify right side
    4,757.81x = 9,242,545.29
  5. Step 5: Solve for x
    x = 9,242,545.29/4,757.81
  6. Step 6: Final answer
    x = 1,942.61

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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.