Home / 11,881.15-16,395.27-6,575.65

Finding the Fourth Proportional to 11,881.15, 16,395.27 and 6,575.65

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Solution

The fourth proportional to 11,881.15, 16,395.27 and 6,575.65 is: 9,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.15 : 16,395.27 = 6,575.65 : x
  2. Step 2: Convert to fraction form
    11,881.15/16,395.27 = 6,575.65/x
  3. Step 3: Cross multiply
    11,881.15x = 16,395.27 × 6,575.65
  4. Step 4: Simplify right side
    11,881.15x = 107,809,557.18
  5. Step 5: Solve for x
    x = 107,809,557.18/11,881.15
  6. Step 6: Final answer
    x = 9,074.00

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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.