Home / 11,808.07-16,293.43-6,772.50

Finding the Fourth Proportional to 11,808.07, 16,293.43 and 6,772.50

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Solution

The fourth proportional to 11,808.07, 16,293.43 and 6,772.50 is: 9,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.07 : 16,293.43 = 6,772.50 : x
  2. Step 2: Convert to fraction form
    11,808.07/16,293.43 = 6,772.50/x
  3. Step 3: Cross multiply
    11,808.07x = 16,293.43 × 6,772.50
  4. Step 4: Simplify right side
    11,808.07x = 110,347,254.68
  5. Step 5: Solve for x
    x = 110,347,254.68/11,808.07
  6. Step 6: Final answer
    x = 9,345.07

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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.