Home / 5,184.66-7,777.47-1,896.87

Finding the Fourth Proportional to 5,184.66, 7,777.47 and 1,896.87

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Solution

The fourth proportional to 5,184.66, 7,777.47 and 1,896.87 is: 2,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.66 : 7,777.47 = 1,896.87 : x
  2. Step 2: Convert to fraction form
    5,184.66/7,777.47 = 1,896.87/x
  3. Step 3: Cross multiply
    5,184.66x = 7,777.47 × 1,896.87
  4. Step 4: Simplify right side
    5,184.66x = 14,752,831.38
  5. Step 5: Solve for x
    x = 14,752,831.38/5,184.66
  6. Step 6: Final answer
    x = 2,845.48

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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.