Home / 7,727.45-10,663.60-4,369.55

Finding the Fourth Proportional to 7,727.45, 10,663.60 and 4,369.55

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Solution

The fourth proportional to 7,727.45, 10,663.60 and 4,369.55 is: 6,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.45 : 10,663.60 = 4,369.55 : x
  2. Step 2: Convert to fraction form
    7,727.45/10,663.60 = 4,369.55/x
  3. Step 3: Cross multiply
    7,727.45x = 10,663.60 × 4,369.55
  4. Step 4: Simplify right side
    7,727.45x = 46,595,077.33
  5. Step 5: Solve for x
    x = 46,595,077.33/7,727.45
  6. Step 6: Final answer
    x = 6,029.81

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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.