Home / 5,586.63-8,379.96-1,887.87

Finding the Fourth Proportional to 5,586.63, 8,379.96 and 1,887.87

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Solution

The fourth proportional to 5,586.63, 8,379.96 and 1,887.87 is: 2,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.63 : 8,379.96 = 1,887.87 : x
  2. Step 2: Convert to fraction form
    5,586.63/8,379.96 = 1,887.87/x
  3. Step 3: Cross multiply
    5,586.63x = 8,379.96 × 1,887.87
  4. Step 4: Simplify right side
    5,586.63x = 15,820,275.09
  5. Step 5: Solve for x
    x = 15,820,275.09/5,586.63
  6. Step 6: Final answer
    x = 2,831.81

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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.