Home / 5,494.55-7,582.47-2,976.68

Finding the Fourth Proportional to 5,494.55, 7,582.47 and 2,976.68

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Solution

The fourth proportional to 5,494.55, 7,582.47 and 2,976.68 is: 4,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.55 : 7,582.47 = 2,976.68 : x
  2. Step 2: Convert to fraction form
    5,494.55/7,582.47 = 2,976.68/x
  3. Step 3: Cross multiply
    5,494.55x = 7,582.47 × 2,976.68
  4. Step 4: Simplify right side
    5,494.55x = 22,570,586.80
  5. Step 5: Solve for x
    x = 22,570,586.80/5,494.55
  6. Step 6: Final answer
    x = 4,107.81

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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.