Home / 5,369.86-8,055.77-1,671.85

Finding the Fourth Proportional to 5,369.86, 8,055.77 and 1,671.85

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Solution

The fourth proportional to 5,369.86, 8,055.77 and 1,671.85 is: 2,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.86 : 8,055.77 = 1,671.85 : x
  2. Step 2: Convert to fraction form
    5,369.86/8,055.77 = 1,671.85/x
  3. Step 3: Cross multiply
    5,369.86x = 8,055.77 × 1,671.85
  4. Step 4: Simplify right side
    5,369.86x = 13,468,039.07
  5. Step 5: Solve for x
    x = 13,468,039.07/5,369.86
  6. Step 6: Final answer
    x = 2,508.08

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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.