Home / 5,494.46-7,582.90-3,136.96

Finding the Fourth Proportional to 5,494.46, 7,582.90 and 3,136.96

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Solution

The fourth proportional to 5,494.46, 7,582.90 and 3,136.96 is: 4,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.46 : 7,582.90 = 3,136.96 : x
  2. Step 2: Convert to fraction form
    5,494.46/7,582.90 = 3,136.96/x
  3. Step 3: Cross multiply
    5,494.46x = 7,582.90 × 3,136.96
  4. Step 4: Simplify right side
    5,494.46x = 23,787,216.07
  5. Step 5: Solve for x
    x = 23,787,216.07/5,494.46
  6. Step 6: Final answer
    x = 4,329.31

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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.