Home / 11,854.86-16,360.04-6,550.02

Finding the Fourth Proportional to 11,854.86, 16,360.04 and 6,550.02

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Solution

The fourth proportional to 11,854.86, 16,360.04 and 6,550.02 is: 9,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.86 : 16,360.04 = 6,550.02 : x
  2. Step 2: Convert to fraction form
    11,854.86/16,360.04 = 6,550.02/x
  3. Step 3: Cross multiply
    11,854.86x = 16,360.04 × 6,550.02
  4. Step 4: Simplify right side
    11,854.86x = 107,158,581.01
  5. Step 5: Solve for x
    x = 107,158,581.01/11,854.86
  6. Step 6: Final answer
    x = 9,039.21

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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.